diff --git a/doc/CMakeLists.txt b/doc/CMakeLists.txt
--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -14,12 +14,18 @@
     ADD_CUSTOM_TARGET(html
       COMMAND rm -rf gen-images
       COMMAND mkdir gen-images
+      COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/bipartite_matching.png ${CMAKE_CURRENT_SOURCE_DIR}/images/bipartite_matching.eps
+      COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/bipartite_partitions.png ${CMAKE_CURRENT_SOURCE_DIR}/images/bipartite_partitions.eps
+      COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/connected_components.png ${CMAKE_CURRENT_SOURCE_DIR}/images/connected_components.eps
+      COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/edge_biconnected_components.png ${CMAKE_CURRENT_SOURCE_DIR}/images/edge_biconnected_components.eps
       COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/grid_graph.png ${CMAKE_CURRENT_SOURCE_DIR}/images/grid_graph.eps
+      COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/node_biconnected_components.png ${CMAKE_CURRENT_SOURCE_DIR}/images/node_biconnected_components.eps
       COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/nodeshape_0.png ${CMAKE_CURRENT_SOURCE_DIR}/images/nodeshape_0.eps
       COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/nodeshape_1.png ${CMAKE_CURRENT_SOURCE_DIR}/images/nodeshape_1.eps
       COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/nodeshape_2.png ${CMAKE_CURRENT_SOURCE_DIR}/images/nodeshape_2.eps
       COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/nodeshape_3.png ${CMAKE_CURRENT_SOURCE_DIR}/images/nodeshape_3.eps
       COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/nodeshape_4.png ${CMAKE_CURRENT_SOURCE_DIR}/images/nodeshape_4.eps
+      COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/strongly_connected_components.png ${CMAKE_CURRENT_SOURCE_DIR}/images/strongly_connected_components.eps
       COMMAND rm -rf html
       COMMAND ${DOXYGEN_EXECUTABLE} Doxyfile
       WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
@@ -27,11 +33,18 @@
     ADD_CUSTOM_TARGET(html
       COMMAND if exist gen-images rmdir /s /q gen-images
       COMMAND mkdir gen-images
+      COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/bipartite_matching.png ${CMAKE_CURRENT_SOURCE_DIR}/images/bipartite_matching.eps
+      COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/bipartite_partitions.png ${CMAKE_CURRENT_SOURCE_DIR}/images/bipartite_partitions.eps
+      COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/connected_components.png ${CMAKE_CURRENT_SOURCE_DIR}/images/connected_components.eps
+      COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/edge_biconnected_components.png ${CMAKE_CURRENT_SOURCE_DIR}/images/edge_biconnected_components.eps
+      COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/grid_graph.png ${CMAKE_CURRENT_SOURCE_DIR}/images/grid_graph.eps
+      COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/node_biconnected_components.png ${CMAKE_CURRENT_SOURCE_DIR}/images/node_biconnected_components.eps
       COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/nodeshape_0.png ${CMAKE_CURRENT_SOURCE_DIR}/images/nodeshape_0.eps
       COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/nodeshape_1.png ${CMAKE_CURRENT_SOURCE_DIR}/images/nodeshape_1.eps
       COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/nodeshape_2.png ${CMAKE_CURRENT_SOURCE_DIR}/images/nodeshape_2.eps
       COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/nodeshape_3.png ${CMAKE_CURRENT_SOURCE_DIR}/images/nodeshape_3.eps
       COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/nodeshape_4.png ${CMAKE_CURRENT_SOURCE_DIR}/images/nodeshape_4.eps
+      COMMAND ${GHOSTSCRIPT_EXECUTABLE} -dNOPAUSE -dBATCH -q -dEPSCrop -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -sDEVICE=pngalpha -r18 -sOutputFile=gen-images/strongly_connected_components.png ${CMAKE_CURRENT_SOURCE_DIR}/images/strongly_connected_components.eps
       COMMAND if exist html rmdir /s /q html
       COMMAND ${DOXYGEN_EXECUTABLE} Doxyfile
       WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
diff --git a/doc/Makefile.am b/doc/Makefile.am
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -14,12 +14,18 @@
 	doc/CMakeLists.txt
 
 DOC_EPS_IMAGES18 = \
+	bipartite_matching.eps \
+	bipartite_partitions.eps \
+	connected_components.eps \
+	edge_biconnected_components.eps \
 	grid_graph.eps \
+	node_biconnected_components.eps \
 	nodeshape_0.eps \
 	nodeshape_1.eps \
 	nodeshape_2.eps \
 	nodeshape_3.eps \
-	nodeshape_4.eps
+	nodeshape_4.eps \
+	strongly_connected_components.eps
 
 DOC_EPS_IMAGES = \
 	$(DOC_EPS_IMAGES18)
diff --git a/doc/groups.dox b/doc/groups.dox
--- a/doc/groups.dox
+++ b/doc/groups.dox
@@ -407,7 +407,7 @@
 */
 
 /**
-@defgroup graph_prop Connectivity and Other Graph Properties
+@defgroup graph_properties Connectivity and Other Graph Properties
 @ingroup algs
 \brief Algorithms for discovering the graph properties
 
diff --git a/doc/images/bipartite_matching.eps b/doc/images/bipartite_matching.eps
new file mode 100644
--- /dev/null
+++ b/doc/images/bipartite_matching.eps
@@ -0,0 +1,586 @@
+%!PS-Adobe-3.0 EPSF-3.0
+%%BoundingBox: 15 18 829 570
+%%HiResBoundingBox: 15.1913 18.4493 828.078 569.438
+%%Creator: Karbon14 EPS Exportfilter 0.5
+%%CreationDate: (04/15/06 15:20:26)
+%%For: (Balazs Dezso) ()
+%%Title: ()
+
+/N {newpath} def
+/C {closepath} def
+/m {moveto} def
+/c {curveto} def
+/l {lineto} def
+/s {stroke} def
+/f {fill} def
+/w {setlinewidth} def
+/d {setdash} def
+/r {setrgbcolor} def
+/S {gsave} def
+/R {grestore} def
+
+N
+251.402 32.047 m
+532.945 293.946 814.484 555.844 814.484 555.844 c
+[] 0 d 1 0 0 r 3.92814 w s
+
+N
+749.012 32.047 m
+742.465 293.946 735.918 555.844 735.918 555.844 c
+[] 0 d 0 0 0 r 1.96407 w s
+
+N
+539.492 32.047 m
+637.703 293.946 735.918 555.844 735.918 555.844 c
+[] 0 d 0 0 0 r 1.96407 w s
+
+N
+172.832 32.047 m
+454.375 293.946 735.918 555.844 735.918 555.844 c
+[] 0 d 0 0 0 r 1.96407 w s
+
+N
+107.355 32.047 m
+421.637 293.946 735.918 555.844 735.918 555.844 c
+[] 0 d 1 0 0 r 3.92814 w s
+
+N
+644.25 555.844 m
+696.633 293.946 749.012 32.047 749.012 32.047 c
+[] 0 d 0 0 0 r 1.96407 w s
+
+N
+474.016 555.844 m
+611.516 293.946 749.012 32.047 749.012 32.047 c
+[] 0 d 1 0 0 r 3.92814 w s
+
+N
+683.535 32.047 m
+663.894 293.946 644.25 555.844 644.25 555.844 c
+[] 0 d 0 0 0 r 1.96407 w s
+
+N
+120.453 555.844 m
+401.992 293.946 683.535 32.047 683.535 32.047 c
+[] 0 d 0 0 0 r 1.96407 w s
+
+N
+28.7853 555.844 m
+356.16 293.946 683.535 32.047 683.535 32.047 c
+[] 0 d 1 0 0 r 3.92814 w s
+
+N
+539.492 32.047 m
+546.039 293.946 552.586 555.844 552.586 555.844 c
+[] 0 d 1 0 0 r 3.92814 w s
+
+N
+316.875 32.047 m
+349.613 293.946 382.351 555.844 382.351 555.844 c
+[] 0 d 1 0 0 r 3.92814 w s
+
+N
+107.355 32.047 m
+244.855 293.946 382.351 555.844 382.351 555.844 c
+[] 0 d 0 0 0 r 1.96407 w s
+
+N
+290.687 555.844 m
+375.805 293.946 460.922 32.047 460.922 32.047 c
+[] 0 d 1 0 0 r 3.92814 w s
+
+N
+120.453 555.844 m
+290.687 293.946 460.922 32.047 460.922 32.047 c
+[] 0 d 0 0 0 r 1.96407 w s
+
+N
+172.832 32.047 m
+146.64 293.946 120.453 555.844 120.453 555.844 c
+[] 0 d 1 0 0 r 3.92814 w s
+
+N
+15.6913 555.844 m
+15.6913 555.844 l
+15.6913 548.614 21.5553 542.75 28.7853 542.75 c
+36.0163 542.75 41.8833 548.614 41.8833 555.844 c
+41.8833 563.075 36.0163 568.938 28.7853 568.938 c
+21.5553 568.938 15.6913 563.075 15.6913 555.844 c
+15.6913 555.844 l
+C
+S 0 0 0 r f R
+
+N
+16.8833 555.844 m
+16.8833 555.844 l
+16.8833 549.27 22.2113 543.942 28.7853 543.942 c
+35.3593 543.942 40.6913 549.27 40.6913 555.844 c
+40.6913 562.418 35.3593 567.747 28.7853 567.747 c
+22.2113 567.747 16.8833 562.418 16.8833 555.844 c
+16.8833 555.844 l
+C
+S 1 0.5 1 r f R
+
+N
+107.355 555.844 m
+107.355 555.844 l
+107.355 548.614 113.223 542.75 120.453 542.75 c
+127.683 542.75 133.547 548.614 133.547 555.844 c
+133.547 563.075 127.683 568.938 120.453 568.938 c
+113.223 568.938 107.355 563.075 107.355 555.844 c
+107.355 555.844 l
+C
+S 0 0 0 r f R
+
+N
+108.547 555.844 m
+108.547 555.844 l
+108.547 549.27 113.879 543.942 120.453 543.942 c
+127.027 543.942 132.355 549.27 132.355 555.844 c
+132.355 562.418 127.027 567.747 120.453 567.747 c
+113.879 567.747 108.547 562.418 108.547 555.844 c
+108.547 555.844 l
+C
+S 1 0 1 r f R
+
+N
+199.019 555.844 m
+199.019 555.844 l
+199.019 548.614 204.887 542.75 212.117 542.75 c
+219.348 542.75 225.211 548.614 225.211 555.844 c
+225.211 563.075 219.348 568.938 212.117 568.938 c
+204.887 568.938 199.019 563.075 199.019 555.844 c
+199.019 555.844 l
+C
+S 0 0 0 r f R
+
+N
+200.211 555.844 m
+200.211 555.844 l
+200.211 549.27 205.543 543.942 212.117 543.942 c
+218.691 543.942 224.019 549.27 224.019 555.844 c
+224.019 562.418 218.691 567.747 212.117 567.747 c
+205.543 567.747 200.211 562.418 200.211 555.844 c
+200.211 555.844 l
+C
+S 1 0.5 1 r f R
+
+N
+277.59 555.844 m
+277.59 555.844 l
+277.59 548.614 283.457 542.75 290.687 542.75 c
+297.918 542.75 303.781 548.614 303.781 555.844 c
+303.781 563.075 297.918 568.938 290.687 568.938 c
+283.457 568.938 277.59 563.075 277.59 555.844 c
+277.59 555.844 l
+C
+S 0 0 0 r f R
+
+N
+278.781 555.844 m
+278.781 555.844 l
+278.781 549.27 284.113 543.942 290.687 543.942 c
+297.262 543.942 302.59 549.27 302.59 555.844 c
+302.59 562.418 297.262 567.747 290.687 567.747 c
+284.113 567.747 278.781 562.418 278.781 555.844 c
+278.781 555.844 l
+C
+S 1 0 1 r f R
+
+N
+369.258 555.844 m
+369.258 555.844 l
+369.258 548.614 375.121 542.75 382.351 542.75 c
+389.582 542.75 395.445 548.614 395.445 555.844 c
+395.445 563.075 389.582 568.938 382.351 568.938 c
+375.121 568.938 369.258 563.075 369.258 555.844 c
+369.258 555.844 l
+C
+S 0 0 0 r f R
+
+N
+370.445 555.844 m
+370.445 555.844 l
+370.445 549.27 375.777 543.942 382.351 543.942 c
+388.926 543.942 394.258 549.27 394.258 555.844 c
+394.258 562.418 388.926 567.747 382.351 567.747 c
+375.777 567.747 370.445 562.418 370.445 555.844 c
+370.445 555.844 l
+C
+S 1 0 1 r f R
+
+N
+460.922 555.844 m
+460.922 555.844 l
+460.922 548.614 466.785 542.75 474.016 542.75 c
+481.246 542.75 487.109 548.614 487.109 555.844 c
+487.109 563.075 481.246 568.938 474.016 568.938 c
+466.785 568.938 460.922 563.075 460.922 555.844 c
+460.922 555.844 l
+C
+S 0 0 0 r f R
+
+N
+462.113 555.844 m
+462.113 555.844 l
+462.113 549.27 467.441 543.942 474.016 543.942 c
+480.59 543.942 485.922 549.27 485.922 555.844 c
+485.922 562.418 480.59 567.747 474.016 567.747 c
+467.441 567.747 462.113 562.418 462.113 555.844 c
+462.113 555.844 l
+C
+S 1 0.5 1 r f R
+
+N
+539.492 555.844 m
+539.492 555.844 l
+539.492 548.614 545.355 542.75 552.586 542.75 c
+559.816 542.75 565.68 548.614 565.68 555.844 c
+565.68 563.075 559.816 568.938 552.586 568.938 c
+545.355 568.938 539.492 563.075 539.492 555.844 c
+539.492 555.844 l
+C
+S 0 0 0 r f R
+
+N
+540.683 555.844 m
+540.683 555.844 l
+540.683 549.27 546.012 543.942 552.586 543.942 c
+559.16 543.942 564.492 549.27 564.492 555.844 c
+564.492 562.418 559.16 567.747 552.586 567.747 c
+546.012 567.747 540.683 562.418 540.683 555.844 c
+540.683 555.844 l
+C
+S 1 0 1 r f R
+
+N
+631.156 555.844 m
+631.156 555.844 l
+631.156 548.614 637.019 542.75 644.25 542.75 c
+651.48 542.75 657.348 548.614 657.348 555.844 c
+657.348 563.075 651.48 568.938 644.25 568.938 c
+637.019 568.938 631.156 563.075 631.156 555.844 c
+631.156 555.844 l
+C
+S 0 0 0 r f R
+
+N
+632.348 555.844 m
+632.348 555.844 l
+632.348 549.27 637.676 543.942 644.25 543.942 c
+650.824 543.942 656.156 549.27 656.156 555.844 c
+656.156 562.418 650.824 567.747 644.25 567.747 c
+637.676 567.747 632.348 562.418 632.348 555.844 c
+632.348 555.844 l
+C
+S 1 0.5 1 r f R
+
+N
+722.82 555.844 m
+722.82 555.844 l
+722.82 548.614 728.687 542.75 735.918 542.75 c
+743.149 542.75 749.012 548.614 749.012 555.844 c
+749.012 563.075 743.149 568.938 735.918 568.938 c
+728.687 568.938 722.82 563.075 722.82 555.844 c
+722.82 555.844 l
+C
+S 0 0 0 r f R
+
+N
+724.012 555.844 m
+724.012 555.844 l
+724.012 549.27 729.344 543.942 735.918 543.942 c
+742.492 543.942 747.82 549.27 747.82 555.844 c
+747.82 562.418 742.492 567.747 735.918 567.747 c
+729.344 567.747 724.012 562.418 724.012 555.844 c
+724.012 555.844 l
+C
+S 1 0 1 r f R
+
+N
+801.391 555.844 m
+801.391 555.844 l
+801.391 548.614 807.254 542.75 814.484 542.75 c
+821.715 542.75 827.578 548.614 827.578 555.844 c
+827.578 563.075 821.715 568.938 814.484 568.938 c
+807.254 568.938 801.391 563.075 801.391 555.844 c
+801.391 555.844 l
+C
+S 0 0 0 r f R
+
+N
+802.582 555.844 m
+802.582 555.844 l
+802.582 549.27 807.91 543.942 814.484 543.942 c
+821.059 543.942 826.387 549.27 826.387 555.844 c
+826.387 562.418 821.059 567.747 814.484 567.747 c
+807.91 567.747 802.582 562.418 802.582 555.844 c
+802.582 555.844 l
+C
+S 1 0 1 r f R
+
+N
+15.6913 32.047 m
+15.6913 32.047 l
+15.6913 24.8165 21.5553 18.9493 28.7853 18.9493 c
+36.0163 18.9493 41.8833 24.8165 41.8833 32.047 c
+41.8833 39.2775 36.0163 45.1407 28.7853 45.1407 c
+21.5553 45.1407 15.6913 39.2775 15.6913 32.047 c
+15.6913 32.047 l
+C
+S 0 0 0 r f R
+
+N
+16.8833 32.047 m
+16.8833 32.047 l
+16.8833 25.4728 22.2113 20.1407 28.7853 20.1407 c
+35.3593 20.1407 40.6913 25.4728 40.6913 32.047 c
+40.6913 38.6212 35.3593 43.9493 28.7853 43.9493 c
+22.2113 43.9493 16.8833 38.6212 16.8833 32.047 c
+16.8833 32.047 l
+C
+S 0.5 0.5 1 r f R
+
+N
+94.2623 32.047 m
+94.2623 32.047 l
+94.2623 24.8165 100.125 18.9493 107.355 18.9493 c
+114.586 18.9493 120.453 24.8165 120.453 32.047 c
+120.453 39.2775 114.586 45.1407 107.355 45.1407 c
+100.125 45.1407 94.2623 39.2775 94.2623 32.047 c
+94.2623 32.047 l
+C
+S 0 0 0 r f R
+
+N
+95.4533 32.047 m
+95.4533 32.047 l
+95.4533 25.4728 100.781 20.1407 107.355 20.1407 c
+113.93 20.1407 119.262 25.4728 119.262 32.047 c
+119.262 38.6212 113.93 43.9493 107.355 43.9493 c
+100.781 43.9493 95.4533 38.6212 95.4533 32.047 c
+95.4533 32.047 l
+C
+S 0.5 0.5 1 r f R
+
+N
+159.734 32.047 m
+159.734 32.047 l
+159.734 24.8165 165.601 18.9493 172.832 18.9493 c
+180.062 18.9493 185.926 24.8165 185.926 32.047 c
+185.926 39.2775 180.062 45.1407 172.832 45.1407 c
+165.601 45.1407 159.734 39.2775 159.734 32.047 c
+159.734 32.047 l
+C
+S 0 0 0 r f R
+
+N
+160.926 32.047 m
+160.926 32.047 l
+160.926 25.4728 166.258 20.1407 172.832 20.1407 c
+179.406 20.1407 184.734 25.4728 184.734 32.047 c
+184.734 38.6212 179.406 43.9493 172.832 43.9493 c
+166.258 43.9493 160.926 38.6212 160.926 32.047 c
+160.926 32.047 l
+C
+S 0.5 0.5 1 r f R
+
+N
+238.305 32.047 m
+238.305 32.047 l
+238.305 24.8165 244.172 18.9493 251.402 18.9493 c
+258.633 18.9493 264.496 24.8165 264.496 32.047 c
+264.496 39.2775 258.633 45.1407 251.402 45.1407 c
+244.172 45.1407 238.305 39.2775 238.305 32.047 c
+238.305 32.047 l
+C
+S 0 0 0 r f R
+
+N
+239.496 32.047 m
+239.496 32.047 l
+239.496 25.4728 244.828 20.1407 251.402 20.1407 c
+257.976 20.1407 263.305 25.4728 263.305 32.047 c
+263.305 38.6212 257.976 43.9493 251.402 43.9493 c
+244.828 43.9493 239.496 38.6212 239.496 32.047 c
+239.496 32.047 l
+C
+S 0.5 0.5 1 r f R
+
+N
+303.781 32.047 m
+303.781 32.047 l
+303.781 24.8165 309.644 18.9493 316.875 18.9493 c
+324.105 18.9493 329.973 24.8165 329.973 32.047 c
+329.973 39.2775 324.105 45.1407 316.875 45.1407 c
+309.644 45.1407 303.781 39.2775 303.781 32.047 c
+303.781 32.047 l
+C
+S 0 0 0 r f R
+
+N
+304.973 32.047 m
+304.973 32.047 l
+304.973 25.4728 310.301 20.1407 316.875 20.1407 c
+323.449 20.1407 328.781 25.4728 328.781 32.047 c
+328.781 38.6212 323.449 43.9493 316.875 43.9493 c
+310.301 43.9493 304.973 38.6212 304.973 32.047 c
+304.973 32.047 l
+C
+S 0.5 0.5 1 r f R
+
+N
+382.351 32.047 m
+382.351 32.047 l
+382.351 24.8165 388.215 18.9493 395.445 18.9493 c
+402.676 18.9493 408.543 24.8165 408.543 32.047 c
+408.543 39.2775 402.676 45.1407 395.445 45.1407 c
+388.215 45.1407 382.351 39.2775 382.351 32.047 c
+382.351 32.047 l
+C
+S 0 0 0 r f R
+
+N
+383.543 32.047 m
+383.543 32.047 l
+383.543 25.4728 388.871 20.1407 395.445 20.1407 c
+402.019 20.1407 407.351 25.4728 407.351 32.047 c
+407.351 38.6212 402.019 43.9493 395.445 43.9493 c
+388.871 43.9493 383.543 38.6212 383.543 32.047 c
+383.543 32.047 l
+C
+S 0.5 0.5 1 r f R
+
+N
+447.828 32.047 m
+447.828 32.047 l
+447.828 24.8165 453.691 18.9493 460.922 18.9493 c
+468.152 18.9493 474.016 24.8165 474.016 32.047 c
+474.016 39.2775 468.152 45.1407 460.922 45.1407 c
+453.691 45.1407 447.828 39.2775 447.828 32.047 c
+447.828 32.047 l
+C
+S 0 0 0 r f R
+
+N
+449.016 32.047 m
+449.016 32.047 l
+449.016 25.4728 454.348 20.1407 460.922 20.1407 c
+467.496 20.1407 472.824 25.4728 472.824 32.047 c
+472.824 38.6212 467.496 43.9493 460.922 43.9493 c
+454.348 43.9493 449.016 38.6212 449.016 32.047 c
+449.016 32.047 l
+C
+S 0.5 0.5 1 r f R
+
+N
+526.394 32.047 m
+526.394 32.047 l
+526.394 24.8165 532.262 18.9493 539.492 18.9493 c
+546.723 18.9493 552.586 24.8165 552.586 32.047 c
+552.586 39.2775 546.723 45.1407 539.492 45.1407 c
+532.262 45.1407 526.394 39.2775 526.394 32.047 c
+526.394 32.047 l
+C
+S 0 0 0 r f R
+
+N
+527.586 32.047 m
+527.586 32.047 l
+527.586 25.4728 532.918 20.1407 539.492 20.1407 c
+546.066 20.1407 551.394 25.4728 551.394 32.047 c
+551.394 38.6212 546.066 43.9493 539.492 43.9493 c
+532.918 43.9493 527.586 38.6212 527.586 32.047 c
+527.586 32.047 l
+C
+S 0.5 0.5 1 r f R
+
+N
+591.871 32.047 m
+591.871 32.047 l
+591.871 24.8165 597.734 18.9493 604.965 18.9493 c
+612.195 18.9493 618.062 24.8165 618.062 32.047 c
+618.062 39.2775 612.195 45.1407 604.965 45.1407 c
+597.734 45.1407 591.871 39.2775 591.871 32.047 c
+591.871 32.047 l
+C
+S 0 0 0 r f R
+
+N
+593.062 32.047 m
+593.062 32.047 l
+593.062 25.4728 598.39 20.1407 604.965 20.1407 c
+611.539 20.1407 616.871 25.4728 616.871 32.047 c
+616.871 38.6212 611.539 43.9493 604.965 43.9493 c
+598.39 43.9493 593.062 38.6212 593.062 32.047 c
+593.062 32.047 l
+C
+S 0.5 0.5 1 r f R
+
+N
+670.441 32.047 m
+670.441 32.047 l
+670.441 24.8165 676.305 18.9493 683.535 18.9493 c
+690.766 18.9493 696.633 24.8165 696.633 32.047 c
+696.633 39.2775 690.766 45.1407 683.535 45.1407 c
+676.305 45.1407 670.441 39.2775 670.441 32.047 c
+670.441 32.047 l
+C
+S 0 0 0 r f R
+
+N
+671.633 32.047 m
+671.633 32.047 l
+671.633 25.4728 676.961 20.1407 683.535 20.1407 c
+690.109 20.1407 695.441 25.4728 695.441 32.047 c
+695.441 38.6212 690.109 43.9493 683.535 43.9493 c
+676.961 43.9493 671.633 38.6212 671.633 32.047 c
+671.633 32.047 l
+C
+S 0 0 1 r f R
+
+N
+735.918 32.047 m
+735.918 32.047 l
+735.918 24.8165 741.781 18.9493 749.012 18.9493 c
+756.242 18.9493 762.106 24.8165 762.106 32.047 c
+762.106 39.2775 756.242 45.1407 749.012 45.1407 c
+741.781 45.1407 735.918 39.2775 735.918 32.047 c
+735.918 32.047 l
+C
+S 0 0 0 r f R
+
+N
+737.105 32.047 m
+737.105 32.047 l
+737.105 25.4728 742.437 20.1407 749.012 20.1407 c
+755.586 20.1407 760.914 25.4728 760.914 32.047 c
+760.914 38.6212 755.586 43.9493 749.012 43.9493 c
+742.437 43.9493 737.105 38.6212 737.105 32.047 c
+737.105 32.047 l
+C
+S 0 0 1 r f R
+
+N
+801.391 32.047 m
+801.391 32.047 l
+801.391 24.8165 807.254 18.9493 814.484 18.9493 c
+821.715 18.9493 827.578 24.8165 827.578 32.047 c
+827.578 39.2775 821.715 45.1407 814.484 45.1407 c
+807.254 45.1407 801.391 39.2775 801.391 32.047 c
+801.391 32.047 l
+C
+S 0 0 0 r f R
+
+N
+802.582 32.047 m
+802.582 32.047 l
+802.582 25.4728 807.91 20.1407 814.484 20.1407 c
+821.059 20.1407 826.387 25.4728 826.387 32.047 c
+826.387 38.6212 821.059 43.9493 814.484 43.9493 c
+807.91 43.9493 802.582 38.6212 802.582 32.047 c
+802.582 32.047 l
+C
+S 0.5 0.5 1 r f R
+
+%%EOF
diff --git a/doc/images/bipartite_partitions.eps b/doc/images/bipartite_partitions.eps
new file mode 100644
--- /dev/null
+++ b/doc/images/bipartite_partitions.eps
@@ -0,0 +1,113 @@
+%!PS-Adobe-2.0 EPSF-2.0
+%%Creator: LEMON, graphToEps()
+%%CreationDate: Tue Nov 15 16:51:43 2005
+%%BoundingBox: 0 0 596 842
+%%DocumentPaperSizes: a4
+%%EndComments
+/lb { setlinewidth setrgbcolor newpath moveto
+      4 2 roll 1 index 1 index curveto stroke } bind def
+/l { setlinewidth setrgbcolor newpath moveto lineto stroke } bind def
+/c { newpath dup 3 index add 2 index moveto 0 360 arc closepath } bind def
+/sq { newpath 2 index 1 index add 2 index 2 index add moveto
+      2 index 1 index sub 2 index 2 index add lineto
+      2 index 1 index sub 2 index 2 index sub lineto
+      2 index 1 index add 2 index 2 index sub lineto
+      closepath pop pop pop} bind def
+/di { newpath 2 index 1 index add 2 index moveto
+      2 index             2 index 2 index add lineto
+      2 index 1 index sub 2 index             lineto
+      2 index             2 index 2 index sub lineto
+      closepath pop pop pop} bind def
+/nc { 0 0 0 setrgbcolor 5 index 5 index 5 index c fill
+     setrgbcolor 1.1 div c fill
+   } bind def
+/nsq { 0 0 0 setrgbcolor 5 index 5 index 5 index sq fill
+     setrgbcolor 1.1 div sq fill
+   } bind def
+/ndi { 0 0 0 setrgbcolor 5 index 5 index 5 index di fill
+     setrgbcolor 1.1 div di fill
+   } bind def
+/arrl 1 def
+/arrw 0.3 def
+/lrl { 2 index mul exch 2 index mul exch rlineto pop} bind def
+/arr { setrgbcolor /y1 exch def /x1 exch def /dy exch def /dx exch def
+       /w exch def /len exch def
+       newpath x1 dy w 2 div mul add y1 dx w 2 div mul sub moveto
+       len w sub arrl sub dx dy lrl
+       arrw dy dx neg lrl
+       dx arrl w add mul dy w 2 div arrw add mul sub
+       dy arrl w add mul dx w 2 div arrw add mul add rlineto
+       dx arrl w add mul neg dy w 2 div arrw add mul sub
+       dy arrl w add mul neg dx w 2 div arrw add mul add rlineto
+       arrw dy dx neg lrl
+       len w sub arrl sub neg dx dy lrl
+       closepath fill } bind def
+/cshow { 2 index 2 index moveto dup stringwidth pop
+         neg 2 div fosi .35 mul neg rmoveto show pop pop} def
+
+gsave
+71.6378 15 translate
+0.389093 dup scale
+90 rotate
+1197.47 -613.138 translate
+%Edges:
+gsave
+513.857 -446.322 296.569 -487.43 79.2808 -528.539 0 0 0 2 lb
+513.857 -446.322 575.52 -315.655 637.183 -184.989 0 0 0 2 lb
+393.468 566.711 494.771 434.577 596.074 302.442 0 0 0 2 lb
+393.468 566.711 155.625 579.925 -82.2171 593.138 0 0 0 2 lb
+393.468 566.711 251.056 450.726 108.644 334.741 0 0 0 2 lb
+869.153 52.8539 732.613 177.648 596.074 302.442 0 0 0 2 lb
+869.153 52.8539 753.168 -66.0676 637.183 -184.989 0 0 0 2 lb
+-82.2171 593.138 -91.0261 346.487 -99.8351 99.8351 0 0 0 2 lb
+-663.61 546.157 -753.168 394.936 -842.726 243.715 0 0 0 2 lb
+-663.61 546.157 -574.052 437.513 -484.494 328.869 0 0 0 2 lb
+-1077.63 161.498 -960.178 202.606 -842.726 243.715 0 0 0 2 lb
+-1077.63 161.498 -968.987 66.0674 -860.344 -29.3633 0 0 0 2 lb
+-1177.47 -234.906 -1029.18 -381.722 -880.898 -528.539 0 0 0 2 lb
+-1177.47 -234.906 -1018.91 -132.135 -860.344 -29.3633 0 0 0 2 lb
+-880.898 -528.539 -744.359 -387.595 -607.82 -246.651 0 0 0 2 lb
+-499.175 -499.175 -355.295 -475.685 -211.415 -452.194 0 0 0 2 lb
+-499.175 -499.175 -553.498 -372.913 -607.82 -246.651 0 0 0 2 lb
+-499.175 -499.175 -386.587 -315.087 -274 -131 0 0 0 2 lb
+79.2808 -528.539 -66.0671 -490.366 -211.415 -452.194 0 0 0 2 lb
+637.183 -184.989 421.363 -253.993 205.543 -322.996 0 0 0 2 lb
+205.543 -322.996 162.966 -226.097 120.389 -129.198 0 0 0 2 lb
+399.34 88.0898 259.865 -20.5541 120.389 -129.198 0 0 0 2 lb
+399.34 88.0898 253.992 211.415 108.644 334.741 0 0 0 2 lb
+-842.726 243.715 -471.281 171.775 -99.8351 99.8351 0 0 0 2 lb
+-842.726 243.715 -558.363 56.3575 -274 -131 0 0 0 2 lb
+-860.344 -29.3633 -734.082 -138.007 -607.82 -246.651 0 0 0 2 lb
+-211.415 -452.194 -45.513 -290.696 120.389 -129.198 0 0 0 2 lb
+-99.8351 99.8351 4.40445 217.288 108.644 334.741 0 0 0 2 lb
+-99.8351 99.8351 -292.165 214.352 -484.494 328.869 0 0 0 2 lb
+120.389 -129.198 -76.8055 -130.099 -274 -131 0 0 0 2 lb
+grestore
+%Nodes:
+gsave
+-274 -131 20 1 0 0 nc
+-607.82 -246.651 20 1 0 0 nc
+-484.494 328.869 20 0 0 1 nc
+108.644 334.741 20 0 0 1 nc
+120.389 -129.198 20 0 0 1 nc
+-99.8351 99.8351 20 1 0 0 nc
+-211.415 -452.194 20 1 0 0 nc
+-860.344 -29.3633 20 0 0 1 nc
+-842.726 243.715 20 0 0 1 nc
+399.34 88.0898 20 1 0 0 nc
+205.543 -322.996 20 1 0 0 nc
+637.183 -184.989 20 0 0 1 nc
+79.2808 -528.539 20 0 0 1 nc
+-499.175 -499.175 20 0 0 1 nc
+-880.898 -528.539 20 0 0 1 nc
+-1177.47 -234.906 20 1 0 0 nc
+-1077.63 161.498 20 1 0 0 nc
+-663.61 546.157 20 1 0 0 nc
+-82.2171 593.138 20 0 0 1 nc
+596.074 302.442 20 0 0 1 nc
+869.153 52.8539 20 1 0 0 nc
+393.468 566.711 20 1 0 0 nc
+513.857 -446.322 20 1 0 0 nc
+grestore
+grestore
+showpage
diff --git a/doc/images/connected_components.eps b/doc/images/connected_components.eps
new file mode 100644
--- /dev/null
+++ b/doc/images/connected_components.eps
@@ -0,0 +1,158 @@
+%!PS-Adobe-2.0 EPSF-2.0
+%%Creator: LEMON, graphToEps()
+%%CreationDate: Fri Nov  4 13:47:12 2005
+%%BoundingBox: 0 0 596 842
+%%DocumentPaperSizes: a4
+%%EndComments
+/lb { setlinewidth setrgbcolor newpath moveto
+      4 2 roll 1 index 1 index curveto stroke } bind def
+/l { setlinewidth setrgbcolor newpath moveto lineto stroke } bind def
+/c { newpath dup 3 index add 2 index moveto 0 360 arc closepath } bind def
+/sq { newpath 2 index 1 index add 2 index 2 index add moveto
+      2 index 1 index sub 2 index 2 index add lineto
+      2 index 1 index sub 2 index 2 index sub lineto
+      2 index 1 index add 2 index 2 index sub lineto
+      closepath pop pop pop} bind def
+/di { newpath 2 index 1 index add 2 index moveto
+      2 index             2 index 2 index add lineto
+      2 index 1 index sub 2 index             lineto
+      2 index             2 index 2 index sub lineto
+      closepath pop pop pop} bind def
+/nc { 0 0 0 setrgbcolor 5 index 5 index 5 index c fill
+     setrgbcolor 1.1 div c fill
+   } bind def
+/nsq { 0 0 0 setrgbcolor 5 index 5 index 5 index sq fill
+     setrgbcolor 1.1 div sq fill
+   } bind def
+/ndi { 0 0 0 setrgbcolor 5 index 5 index 5 index di fill
+     setrgbcolor 1.1 div di fill
+   } bind def
+/arrl 1 def
+/arrw 0.3 def
+/lrl { 2 index mul exch 2 index mul exch rlineto pop} bind def
+/arr { setrgbcolor /y1 exch def /x1 exch def /dy exch def /dx exch def
+       /w exch def /len exch def
+       newpath x1 dy w 2 div mul add y1 dx w 2 div mul sub moveto
+       len w sub arrl sub dx dy lrl
+       arrw dy dx neg lrl
+       dx arrl w add mul dy w 2 div arrw add mul sub
+       dy arrl w add mul dx w 2 div arrw add mul add rlineto
+       dx arrl w add mul neg dy w 2 div arrw add mul sub
+       dy arrl w add mul neg dx w 2 div arrw add mul add rlineto
+       arrw dy dx neg lrl
+       len w sub arrl sub neg dx dy lrl
+       closepath fill } bind def
+/cshow { 2 index 2 index moveto dup stringwidth pop
+         neg 2 div fosi .35 mul neg rmoveto show pop pop} def
+
+gsave
+71.0944 15 translate
+0.434694 dup scale
+90 rotate
+860.856 -588.349 translate
+%Edges:
+gsave
+574.035 177.301 622.149 225.748 670.264 274.195 0 0 0 2 lb
+694.579 115.483 682.421 194.839 670.264 274.195 0 0 0 2 lb
+280.402 10.3938 246.402 -6.60595 212.403 -23.6057 0 0 0 2 lb
+280.402 10.3938 283.493 -18.9695 286.584 -48.3327 0 0 0 2 lb
+212.403 -23.6057 249.493 -35.9692 286.584 -48.3327 0 0 0 2 lb
+286.584 -48.3327 326.765 -79.2414 366.947 -110.15 0 0 0 2 lb
+286.584 -48.3327 278.857 -111.695 271.13 -175.058 0 0 0 2 lb
+438.037 -88.514 417.946 -142.604 397.855 -196.694 0 0 0 2 lb
+438.037 -88.514 402.492 -99.332 366.947 -110.15 0 0 0 2 lb
+397.855 -196.694 382.401 -153.422 366.947 -110.15 0 0 0 2 lb
+366.947 -110.15 319.038 -142.604 271.13 -175.058 0 0 0 2 lb
+271.13 -175.058 274.221 -213.694 277.311 -252.33 0 0 0 2 lb
+271.13 -175.058 238.675 -190.512 206.221 -205.967 0 0 0 2 lb
+277.311 -252.33 241.766 -229.149 206.221 -205.967 0 0 0 2 lb
+-840.856 -246.718 -804.351 -66.7145 -767.847 113.289 0 0 0 2 lb
+-579.033 445.603 -673.44 279.446 -767.847 113.289 0 0 0 2 lb
+-579.033 445.603 -524.906 302.104 -470.779 158.605 0 0 0 2 lb
+-767.847 113.289 -619.313 135.947 -470.779 158.605 0 0 0 2 lb
+906.312 201.403 946.592 42.798 986.873 -115.807 0 0 0 2 lb
+906.312 201.403 834.562 91.8901 762.812 -17.6227 0 0 0 2 lb
+986.873 -115.807 874.842 -66.7148 762.812 -17.6227 0 0 0 2 lb
+-470.779 158.605 -390.218 50.3508 -309.657 -57.9033 0 0 0 2 lb
+422.945 521.129 208.955 541.269 -5.03507 561.41 0 0 0 2 lb
+422.945 521.129 376.371 417.911 329.797 314.692 0 0 0 2 lb
+422.945 521.129 474.554 276.928 526.164 32.7279 0 0 0 2 lb
+-5.03507 561.41 -36.5042 440.568 -67.9734 319.727 0 0 0 2 lb
+329.797 314.692 130.912 317.209 -67.9734 319.727 0 0 0 2 lb
+-67.9734 319.727 229.095 176.227 526.164 32.7279 0 0 0 2 lb
+762.812 -17.6227 644.488 7.5526 526.164 32.7279 0 0 0 2 lb
+762.812 -17.6227 746.448 -162.381 730.084 -307.139 0 0 0 2 lb
+526.164 32.7279 470.779 -128.394 415.393 -289.516 0 0 0 2 lb
+730.084 -307.139 572.738 -298.327 415.393 -289.516 0 0 0 2 lb
+415.393 -289.516 173.71 -318.468 -67.9734 -347.42 0 0 0 2 lb
+-67.9734 -347.42 -188.815 -202.662 -309.657 -57.9033 0 0 0 2 lb
+-67.9734 -347.42 -195.758 -390.692 -323.543 -433.964 0 0 0 2 lb
+-309.657 -57.9033 -424.775 -160.272 -539.894 -262.64 0 0 0 2 lb
+-323.543 -433.964 -431.719 -348.302 -539.894 -262.64 0 0 0 2 lb
+-26.6953 -19.9585 44.8558 -96.8093 116.407 -173.66 0 0 0 2 lb
+-26.6953 -19.9585 87.2563 9.19185 201.208 38.3422 0 0 0 2 lb
+-26.6953 -19.9585 -144.622 43.6422 -262.548 107.243 0 0 0 2 lb
+-26.6953 -19.9585 -20.0703 56.8923 -13.4452 133.743 0 0 0 2 lb
+116.407 -173.66 158.808 -67.6589 201.208 38.3422 0 0 0 2 lb
+-262.548 107.243 -137.997 120.493 -13.4452 133.743 0 0 0 2 lb
+-262.548 107.243 -221.472 176.144 -180.397 245.045 0 0 0 2 lb
+-13.4452 133.743 -96.9211 189.394 -180.397 245.045 0 0 0 2 lb
+-180.397 245.045 -142.256 345.099 -132.697 451.748 0 0 0 2 lb
+-180.397 245.045 -170.838 351.694 -132.697 451.748 0 0 0 2 lb
+-416.25 345.746 -274.474 398.747 -132.697 451.748 0 0 0 2 lb
+-416.25 345.746 -393.725 457.048 -371.2 568.349 0 0 0 2 lb
+-132.697 451.748 -251.948 510.048 -371.2 568.349 0 0 0 2 lb
+670.264 274.195 629.188 409.347 588.113 544.499 0 0 0 2 lb
+670.264 274.195 797.466 341.771 924.667 409.347 0 0 0 2 lb
+588.113 544.499 756.39 476.923 924.667 409.347 0 0 0 2 lb
+-689.204 -237.261 -614.799 -102.648 -567.302 43.6423 0 0 0 2 lb
+-689.204 -237.261 -641.707 -90.9706 -567.302 43.6423 0 0 0 2 lb
+grestore
+%Nodes:
+gsave
+-567.302 43.6423 20 0 0 0 nc
+-689.204 -237.261 20 0 0 0 nc
+924.667 409.347 20 1 0 0 nc
+588.113 544.499 20 1 0 0 nc
+670.264 274.195 20 1 0 0 nc
+-371.2 568.349 20 0 1 0 nc
+-132.697 451.748 20 0 1 0 nc
+-416.25 345.746 20 0 1 0 nc
+-180.397 245.045 20 0 1 0 nc
+-13.4452 133.743 20 0 1 0 nc
+-262.548 107.243 20 0 1 0 nc
+201.208 38.3422 20 0 1 0 nc
+116.407 -173.66 20 0 1 0 nc
+-26.6953 -19.9585 20 0 1 0 nc
+-539.894 -262.64 20 0 0 1 nc
+-323.543 -433.964 20 0 0 1 nc
+-309.657 -57.9033 20 0 0 1 nc
+-67.9734 -347.42 20 0 0 1 nc
+415.393 -289.516 20 0 0 1 nc
+730.084 -307.139 20 0 0 1 nc
+526.164 32.7279 20 0 0 1 nc
+762.812 -17.6227 20 0 0 1 nc
+-67.9734 319.727 20 0 0 1 nc
+329.797 314.692 20 0 0 1 nc
+-5.03507 561.41 20 0 0 1 nc
+422.945 521.129 20 0 0 1 nc
+-470.779 158.605 20 0 0 1 nc
+986.873 -115.807 20 0 0 1 nc
+906.312 201.403 20 0 0 1 nc
+-767.847 113.289 20 0 0 1 nc
+-579.033 445.603 20 0 0 1 nc
+-840.856 -246.718 20 0 0 1 nc
+206.221 -205.967 20 1 1 0 nc
+277.311 -252.33 20 1 1 0 nc
+271.13 -175.058 20 1 1 0 nc
+366.947 -110.15 20 1 1 0 nc
+397.855 -196.694 20 1 1 0 nc
+438.037 -88.514 20 1 1 0 nc
+286.584 -48.3327 20 1 1 0 nc
+212.403 -23.6057 20 1 1 0 nc
+280.402 10.3938 20 1 1 0 nc
+694.579 115.483 20 1 0 0 nc
+574.035 177.301 20 1 0 0 nc
+grestore
+grestore
+showpage
diff --git a/doc/images/edge_biconnected_components.eps b/doc/images/edge_biconnected_components.eps
new file mode 100644
--- /dev/null
+++ b/doc/images/edge_biconnected_components.eps
@@ -0,0 +1,158 @@
+%!PS-Adobe-2.0 EPSF-2.0
+%%Creator: LEMON, graphToEps()
+%%CreationDate: Fri Nov  4 13:47:12 2005
+%%BoundingBox: 0 0 596 842
+%%DocumentPaperSizes: a4
+%%EndComments
+/lb { setlinewidth setrgbcolor newpath moveto
+      4 2 roll 1 index 1 index curveto stroke } bind def
+/l { setlinewidth setrgbcolor newpath moveto lineto stroke } bind def
+/c { newpath dup 3 index add 2 index moveto 0 360 arc closepath } bind def
+/sq { newpath 2 index 1 index add 2 index 2 index add moveto
+      2 index 1 index sub 2 index 2 index add lineto
+      2 index 1 index sub 2 index 2 index sub lineto
+      2 index 1 index add 2 index 2 index sub lineto
+      closepath pop pop pop} bind def
+/di { newpath 2 index 1 index add 2 index moveto
+      2 index             2 index 2 index add lineto
+      2 index 1 index sub 2 index             lineto
+      2 index             2 index 2 index sub lineto
+      closepath pop pop pop} bind def
+/nc { 0 0 0 setrgbcolor 5 index 5 index 5 index c fill
+     setrgbcolor 1.1 div c fill
+   } bind def
+/nsq { 0 0 0 setrgbcolor 5 index 5 index 5 index sq fill
+     setrgbcolor 1.1 div sq fill
+   } bind def
+/ndi { 0 0 0 setrgbcolor 5 index 5 index 5 index di fill
+     setrgbcolor 1.1 div di fill
+   } bind def
+/arrl 1 def
+/arrw 0.3 def
+/lrl { 2 index mul exch 2 index mul exch rlineto pop} bind def
+/arr { setrgbcolor /y1 exch def /x1 exch def /dy exch def /dx exch def
+       /w exch def /len exch def
+       newpath x1 dy w 2 div mul add y1 dx w 2 div mul sub moveto
+       len w sub arrl sub dx dy lrl
+       arrw dy dx neg lrl
+       dx arrl w add mul dy w 2 div arrw add mul sub
+       dy arrl w add mul dx w 2 div arrw add mul add rlineto
+       dx arrl w add mul neg dy w 2 div arrw add mul sub
+       dy arrl w add mul neg dx w 2 div arrw add mul add rlineto
+       arrw dy dx neg lrl
+       len w sub arrl sub neg dx dy lrl
+       closepath fill } bind def
+/cshow { 2 index 2 index moveto dup stringwidth pop
+         neg 2 div fosi .35 mul neg rmoveto show pop pop} def
+
+gsave
+71.0944 15 translate
+0.434694 dup scale
+90 rotate
+860.856 -588.349 translate
+%Edges:
+gsave
+574.035 177.301 622.149 225.748 670.264 274.195 1 0 0 2 lb
+694.579 115.483 682.421 194.839 670.264 274.195 1 0 0 2 lb
+280.402 10.3938 246.402 -6.60595 212.403 -23.6057 0 0 1 2 lb
+280.402 10.3938 283.493 -18.9695 286.584 -48.3327 0 0 1 2 lb
+212.403 -23.6057 249.493 -35.9692 286.584 -48.3327 0 0 1 2 lb
+286.584 -48.3327 326.765 -79.2414 366.947 -110.15 0 0 1 2 lb
+286.584 -48.3327 278.857 -111.695 271.13 -175.058 0 0 1 2 lb
+438.037 -88.514 417.946 -142.604 397.855 -196.694 0 0 1 2 lb
+438.037 -88.514 402.492 -99.332 366.947 -110.15 0 0 1 2 lb
+397.855 -196.694 382.401 -153.422 366.947 -110.15 0 0 1 2 lb
+366.947 -110.15 319.038 -142.604 271.13 -175.058 0 0 1 2 lb
+271.13 -175.058 274.221 -213.694 277.311 -252.33 0 0 1 2 lb
+271.13 -175.058 238.675 -190.512 206.221 -205.967 0 0 1 2 lb
+277.311 -252.33 241.766 -229.149 206.221 -205.967 0 0 1 2 lb
+-840.856 -246.718 -804.351 -66.7145 -767.847 113.289 1 0 0 2 lb
+-579.033 445.603 -673.44 279.446 -767.847 113.289 0 0 1 2 lb
+-579.033 445.603 -524.906 302.104 -470.779 158.605 0 0 1 2 lb
+-767.847 113.289 -619.313 135.947 -470.779 158.605 0 0 1 2 lb
+906.312 201.403 946.592 42.798 986.873 -115.807 0 0 1 2 lb
+906.312 201.403 834.562 91.8901 762.812 -17.6227 0 0 1 2 lb
+986.873 -115.807 874.842 -66.7148 762.812 -17.6227 0 0 1 2 lb
+-470.779 158.605 -390.218 50.3508 -309.657 -57.9033 1 0 0 2 lb
+422.945 521.129 208.955 541.269 -5.03507 561.41 0 0 1 2 lb
+422.945 521.129 376.371 417.911 329.797 314.692 0 0 1 2 lb
+422.945 521.129 474.554 276.928 526.164 32.7279 0 0 1 2 lb
+-5.03507 561.41 -36.5042 440.568 -67.9734 319.727 0 0 1 2 lb
+329.797 314.692 130.912 317.209 -67.9734 319.727 0 0 1 2 lb
+-67.9734 319.727 229.095 176.227 526.164 32.7279 0 0 1 2 lb
+762.812 -17.6227 644.488 7.5526 526.164 32.7279 0 0 1 2 lb
+762.812 -17.6227 746.448 -162.381 730.084 -307.139 0 0 1 2 lb
+526.164 32.7279 470.779 -128.394 415.393 -289.516 0 0 1 2 lb
+730.084 -307.139 572.738 -298.327 415.393 -289.516 0 0 1 2 lb
+415.393 -289.516 173.71 -318.468 -67.9734 -347.42 1 0 0 2 lb
+-67.9734 -347.42 -188.815 -202.662 -309.657 -57.9033 0 0 1 2 lb
+-67.9734 -347.42 -195.758 -390.692 -323.543 -433.964 0 0 1 2 lb
+-309.657 -57.9033 -424.775 -160.272 -539.894 -262.64 0 0 1 2 lb
+-323.543 -433.964 -431.719 -348.302 -539.894 -262.64 0 0 1 2 lb
+-26.6953 -19.9585 44.8558 -96.8093 116.407 -173.66 0 0 1 2 lb
+-26.6953 -19.9585 87.2563 9.19185 201.208 38.3422 0 0 1 2 lb
+-26.6953 -19.9585 -144.622 43.6422 -262.548 107.243 0 0 1 2 lb
+-26.6953 -19.9585 -20.0703 56.8923 -13.4452 133.743 0 0 1 2 lb
+116.407 -173.66 158.808 -67.6589 201.208 38.3422 0 0 1 2 lb
+-262.548 107.243 -137.997 120.493 -13.4452 133.743 0 0 1 2 lb
+-262.548 107.243 -221.472 176.144 -180.397 245.045 0 0 1 2 lb
+-13.4452 133.743 -96.9211 189.394 -180.397 245.045 0 0 1 2 lb
+-180.397 245.045 -142.256 345.099 -132.697 451.748 0 0 1 2 lb
+-180.397 245.045 -170.838 351.694 -132.697 451.748 0 0 1 2 lb
+-416.25 345.746 -274.474 398.747 -132.697 451.748 0 0 1 2 lb
+-416.25 345.746 -393.725 457.048 -371.2 568.349 0 0 1 2 lb
+-132.697 451.748 -251.948 510.048 -371.2 568.349 0 0 1 2 lb
+670.264 274.195 629.188 409.347 588.113 544.499 0 0 1 2 lb
+670.264 274.195 797.466 341.771 924.667 409.347 0 0 1 2 lb
+588.113 544.499 756.39 476.923 924.667 409.347 0 0 1 2 lb
+-689.204 -237.261 -614.799 -102.648 -567.302 43.6423 0 0 1 2 lb
+-689.204 -237.261 -641.707 -90.9706 -567.302 43.6423 0 0 1 2 lb
+grestore
+%Nodes:
+gsave
+-567.302 43.6423 20 0 0 0 nc
+-689.204 -237.261 20 0 0 0 nc
+924.667 409.347 20 0 0 1 nc
+588.113 544.499 20 0 0 1 nc
+670.264 274.195 20 0 0 1 nc
+-371.2 568.349 20 1 1 0 nc
+-132.697 451.748 20 1 1 0 nc
+-416.25 345.746 20 1 1 0 nc
+-180.397 245.045 20 1 1 0 nc
+-13.4452 133.743 20 1 1 0 nc
+-262.548 107.243 20 1 1 0 nc
+201.208 38.3422 20 1 1 0 nc
+116.407 -173.66 20 1 1 0 nc
+-26.6953 -19.9585 20 1 1 0 nc
+-539.894 -262.64 20 0 0.5 0 nc
+-323.543 -433.964 20 0 0.5 0 nc
+-309.657 -57.9033 20 0 0.5 0 nc
+-67.9734 -347.42 20 0 0.5 0 nc
+415.393 -289.516 20 0.5 0 0 nc
+730.084 -307.139 20 0.5 0 0 nc
+526.164 32.7279 20 0.5 0 0 nc
+762.812 -17.6227 20 0.5 0 0 nc
+-67.9734 319.727 20 0.5 0 0 nc
+329.797 314.692 20 0.5 0 0 nc
+-5.03507 561.41 20 0.5 0 0 nc
+422.945 521.129 20 0.5 0 0 nc
+-470.779 158.605 20 0 1 1 nc
+986.873 -115.807 20 0.5 0 0 nc
+906.312 201.403 20 0.5 0 0 nc
+-767.847 113.289 20 0 1 1 nc
+-579.033 445.603 20 0 1 1 nc
+-840.856 -246.718 20 1 0 1 nc
+206.221 -205.967 20 0 0 0.5 nc
+277.311 -252.33 20 0 0 0.5 nc
+271.13 -175.058 20 0 0 0.5 nc
+366.947 -110.15 20 0 0 0.5 nc
+397.855 -196.694 20 0 0 0.5 nc
+438.037 -88.514 20 0 0 0.5 nc
+286.584 -48.3327 20 0 0 0.5 nc
+212.403 -23.6057 20 0 0 0.5 nc
+280.402 10.3938 20 0 0 0.5 nc
+694.579 115.483 20 1 0 0 nc
+574.035 177.301 20 0 1 0 nc
+grestore
+grestore
+showpage
diff --git a/doc/images/node_biconnected_components.eps b/doc/images/node_biconnected_components.eps
new file mode 100644
--- /dev/null
+++ b/doc/images/node_biconnected_components.eps
@@ -0,0 +1,158 @@
+%!PS-Adobe-2.0 EPSF-2.0
+%%Creator: LEMON, graphToEps()
+%%CreationDate: Fri Nov  4 13:47:12 2005
+%%BoundingBox: 0 0 596 842
+%%DocumentPaperSizes: a4
+%%EndComments
+/lb { setlinewidth setrgbcolor newpath moveto
+      4 2 roll 1 index 1 index curveto stroke } bind def
+/l { setlinewidth setrgbcolor newpath moveto lineto stroke } bind def
+/c { newpath dup 3 index add 2 index moveto 0 360 arc closepath } bind def
+/sq { newpath 2 index 1 index add 2 index 2 index add moveto
+      2 index 1 index sub 2 index 2 index add lineto
+      2 index 1 index sub 2 index 2 index sub lineto
+      2 index 1 index add 2 index 2 index sub lineto
+      closepath pop pop pop} bind def
+/di { newpath 2 index 1 index add 2 index moveto
+      2 index             2 index 2 index add lineto
+      2 index 1 index sub 2 index             lineto
+      2 index             2 index 2 index sub lineto
+      closepath pop pop pop} bind def
+/nc { 0 0 0 setrgbcolor 5 index 5 index 5 index c fill
+     setrgbcolor 1.1 div c fill
+   } bind def
+/nsq { 0 0 0 setrgbcolor 5 index 5 index 5 index sq fill
+     setrgbcolor 1.1 div sq fill
+   } bind def
+/ndi { 0 0 0 setrgbcolor 5 index 5 index 5 index di fill
+     setrgbcolor 1.1 div di fill
+   } bind def
+/arrl 1 def
+/arrw 0.3 def
+/lrl { 2 index mul exch 2 index mul exch rlineto pop} bind def
+/arr { setrgbcolor /y1 exch def /x1 exch def /dy exch def /dx exch def
+       /w exch def /len exch def
+       newpath x1 dy w 2 div mul add y1 dx w 2 div mul sub moveto
+       len w sub arrl sub dx dy lrl
+       arrw dy dx neg lrl
+       dx arrl w add mul dy w 2 div arrw add mul sub
+       dy arrl w add mul dx w 2 div arrw add mul add rlineto
+       dx arrl w add mul neg dy w 2 div arrw add mul sub
+       dy arrl w add mul neg dx w 2 div arrw add mul add rlineto
+       arrw dy dx neg lrl
+       len w sub arrl sub neg dx dy lrl
+       closepath fill } bind def
+/cshow { 2 index 2 index moveto dup stringwidth pop
+         neg 2 div fosi .35 mul neg rmoveto show pop pop} def
+
+gsave
+71.0944 15 translate
+0.434694 dup scale
+90 rotate
+860.856 -588.349 translate
+%Edges:
+gsave
+574.035 177.301 622.149 225.748 670.264 274.195 0 1 0 5 lb
+694.579 115.483 682.421 194.839 670.264 274.195 1 0 0 5 lb
+280.402 10.3938 246.402 -6.60595 212.403 -23.6057 1 1 0.5 5 lb
+280.402 10.3938 283.493 -18.9695 286.584 -48.3327 1 1 0.5 5 lb
+212.403 -23.6057 249.493 -35.9692 286.584 -48.3327 1 1 0.5 5 lb
+286.584 -48.3327 326.765 -79.2414 366.947 -110.15 1 0.5 1 5 lb
+286.584 -48.3327 278.857 -111.695 271.13 -175.058 1 0.5 1 5 lb
+438.037 -88.514 417.946 -142.604 397.855 -196.694 0.5 0.5 1 5 lb
+438.037 -88.514 402.492 -99.332 366.947 -110.15 0.5 0.5 1 5 lb
+397.855 -196.694 382.401 -153.422 366.947 -110.15 0.5 0.5 1 5 lb
+366.947 -110.15 319.038 -142.604 271.13 -175.058 1 0.5 1 5 lb
+271.13 -175.058 274.221 -213.694 277.311 -252.33 0.5 1 1 5 lb
+271.13 -175.058 238.675 -190.512 206.221 -205.967 0.5 1 1 5 lb
+277.311 -252.33 241.766 -229.149 206.221 -205.967 0.5 1 1 5 lb
+-840.856 -246.718 -804.351 -66.7145 -767.847 113.289 0 0.5 0 5 lb
+-579.033 445.603 -673.44 279.446 -767.847 113.289 0 0 0.5 5 lb
+-579.033 445.603 -524.906 302.104 -470.779 158.605 0 0 0.5 5 lb
+-767.847 113.289 -619.313 135.947 -470.779 158.605 0 0 0.5 5 lb
+906.312 201.403 946.592 42.798 986.873 -115.807 0 0.5 0.5 5 lb
+906.312 201.403 834.562 91.8901 762.812 -17.6227 0 0.5 0.5 5 lb
+986.873 -115.807 874.842 -66.7148 762.812 -17.6227 0 0.5 0.5 5 lb
+-470.779 158.605 -390.218 50.3508 -309.657 -57.9033 0.5 0.5 0 5 lb
+422.945 521.129 208.955 541.269 -5.03507 561.41 0.5 0 0.5 5 lb
+422.945 521.129 376.371 417.911 329.797 314.692 0.5 0 0.5 5 lb
+422.945 521.129 474.554 276.928 526.164 32.7279 0.5 0 0.5 5 lb
+-5.03507 561.41 -36.5042 440.568 -67.9734 319.727 0.5 0 0.5 5 lb
+329.797 314.692 130.912 317.209 -67.9734 319.727 0.5 0 0.5 5 lb
+-67.9734 319.727 229.095 176.227 526.164 32.7279 0.5 0 0.5 5 lb
+762.812 -17.6227 644.488 7.5526 526.164 32.7279 0.5 0.5 0.5 5 lb
+762.812 -17.6227 746.448 -162.381 730.084 -307.139 0.5 0.5 0.5 5 lb
+526.164 32.7279 470.779 -128.394 415.393 -289.516 0.5 0.5 0.5 5 lb
+730.084 -307.139 572.738 -298.327 415.393 -289.516 0.5 0.5 0.5 5 lb
+415.393 -289.516 173.71 -318.468 -67.9734 -347.42 1 0.5 0.5 5 lb
+-67.9734 -347.42 -188.815 -202.662 -309.657 -57.9033 0.5 1 0.5 5 lb
+-67.9734 -347.42 -195.758 -390.692 -323.543 -433.964 0.5 1 0.5 5 lb
+-309.657 -57.9033 -424.775 -160.272 -539.894 -262.64 0.5 1 0.5 5 lb
+-323.543 -433.964 -431.719 -348.302 -539.894 -262.64 0.5 1 0.5 5 lb
+-26.6953 -19.9585 44.8558 -96.8093 116.407 -173.66 1 1 0 5 lb
+-26.6953 -19.9585 87.2563 9.19185 201.208 38.3422 1 1 0 5 lb
+-26.6953 -19.9585 -144.622 43.6422 -262.548 107.243 1 0 1 5 lb
+-26.6953 -19.9585 -20.0703 56.8923 -13.4452 133.743 1 0 1 5 lb
+116.407 -173.66 158.808 -67.6589 201.208 38.3422 1 1 0 5 lb
+-262.548 107.243 -137.997 120.493 -13.4452 133.743 1 0 1 5 lb
+-262.548 107.243 -221.472 176.144 -180.397 245.045 1 0 1 5 lb
+-13.4452 133.743 -96.9211 189.394 -180.397 245.045 1 0 1 5 lb
+-180.397 245.045 -140.307 344.649 -132.697 451.748 0 1 1 5 lb
+-180.397 245.045 -172.787 352.144 -132.697 451.748 0 1 1 5 lb
+-416.25 345.746 -274.474 398.747 -132.697 451.748 0.5 0 0 5 lb
+-416.25 345.746 -393.725 457.048 -371.2 568.349 0.5 0 0 5 lb
+-132.697 451.748 -251.948 510.048 -371.2 568.349 0.5 0 0 5 lb
+670.264 274.195 629.188 409.347 588.113 544.499 0 0 1 5 lb
+670.264 274.195 797.466 341.771 924.667 409.347 0 0 1 5 lb
+588.113 544.499 756.39 476.923 924.667 409.347 0 0 1 5 lb
+-689.204 -237.261 -612.964 -103.444 -567.302 43.6423 0 0 0 5 lb
+-689.204 -237.261 -643.542 -90.1744 -567.302 43.6423 0 0 0 5 lb
+grestore
+%Nodes:
+gsave
+-567.302 43.6423 20 0 0 1 nc
+-689.204 -237.261 20 0 0 1 nc
+924.667 409.347 20 0 0 1 nc
+588.113 544.499 20 0 0 1 nc
+670.264 274.195 20 1 0 0 nc
+-371.2 568.349 20 0 0 1 nc
+-132.697 451.748 20 1 0 0 nc
+-416.25 345.746 20 0 0 1 nc
+-180.397 245.045 20 1 0 0 nc
+-13.4452 133.743 20 0 0 1 nc
+-262.548 107.243 20 0 0 1 nc
+201.208 38.3422 20 0 0 1 nc
+116.407 -173.66 20 0 0 1 nc
+-26.6953 -19.9585 20 1 0 0 nc
+-539.894 -262.64 20 0 0 1 nc
+-323.543 -433.964 20 0 0 1 nc
+-309.657 -57.9033 20 1 0 0 nc
+-67.9734 -347.42 20 1 0 0 nc
+415.393 -289.516 20 1 0 0 nc
+730.084 -307.139 20 0 0 1 nc
+526.164 32.7279 20 1 0 0 nc
+762.812 -17.6227 20 1 0 0 nc
+-67.9734 319.727 20 0 0 1 nc
+329.797 314.692 20 0 0 1 nc
+-5.03507 561.41 20 0 0 1 nc
+422.945 521.129 20 0 0 1 nc
+-470.779 158.605 20 1 0 0 nc
+986.873 -115.807 20 0 0 1 nc
+906.312 201.403 20 0 0 1 nc
+-767.847 113.289 20 1 0 0 nc
+-579.033 445.603 20 0 0 1 nc
+-840.856 -246.718 20 0 0 1 nc
+206.221 -205.967 20 0 0 1 nc
+277.311 -252.33 20 0 0 1 nc
+271.13 -175.058 20 1 0 0 nc
+366.947 -110.15 20 1 0 0 nc
+397.855 -196.694 20 0 0 1 nc
+438.037 -88.514 20 0 0 1 nc
+286.584 -48.3327 20 1 0 0 nc
+212.403 -23.6057 20 0 0 1 nc
+280.402 10.3938 20 0 0 1 nc
+694.579 115.483 20 0 0 1 nc
+574.035 177.301 20 0 0 1 nc
+grestore
+grestore
+showpage
diff --git a/doc/images/strongly_connected_components.eps b/doc/images/strongly_connected_components.eps
new file mode 100644
--- /dev/null
+++ b/doc/images/strongly_connected_components.eps
@@ -0,0 +1,179 @@
+%!PS-Adobe-2.0 EPSF-2.0
+%%Creator: LEMON, graphToEps()
+%%CreationDate: Fri Nov  4 13:47:12 2005
+%%BoundingBox: 0 0 596 842
+%%DocumentPaperSizes: a4
+%%EndComments
+/lb { setlinewidth setrgbcolor newpath moveto
+      4 2 roll 1 index 1 index curveto stroke } bind def
+/l { setlinewidth setrgbcolor newpath moveto lineto stroke } bind def
+/c { newpath dup 3 index add 2 index moveto 0 360 arc closepath } bind def
+/sq { newpath 2 index 1 index add 2 index 2 index add moveto
+      2 index 1 index sub 2 index 2 index add lineto
+      2 index 1 index sub 2 index 2 index sub lineto
+      2 index 1 index add 2 index 2 index sub lineto
+      closepath pop pop pop} bind def
+/di { newpath 2 index 1 index add 2 index moveto
+      2 index             2 index 2 index add lineto
+      2 index 1 index sub 2 index             lineto
+      2 index             2 index 2 index sub lineto
+      closepath pop pop pop} bind def
+/nc { 0 0 0 setrgbcolor 5 index 5 index 5 index c fill
+     setrgbcolor 1.1 div c fill
+   } bind def
+/nsq { 0 0 0 setrgbcolor 5 index 5 index 5 index sq fill
+     setrgbcolor 1.1 div sq fill
+   } bind def
+/ndi { 0 0 0 setrgbcolor 5 index 5 index 5 index di fill
+     setrgbcolor 1.1 div di fill
+   } bind def
+/arrl 10 def
+/arrw 3 def
+/lrl { 2 index mul exch 2 index mul exch rlineto pop} bind def
+/arr { setrgbcolor /y1 exch def /x1 exch def /dy exch def /dx exch def
+       /w exch def /len exch def
+       newpath x1 dy w 2 div mul add y1 dx w 2 div mul sub moveto
+       len w sub arrl sub dx dy lrl
+       arrw dy dx neg lrl
+       dx arrl w add mul dy w 2 div arrw add mul sub
+       dy arrl w add mul dx w 2 div arrw add mul add rlineto
+       dx arrl w add mul neg dy w 2 div arrw add mul sub
+       dy arrl w add mul neg dx w 2 div arrw add mul add rlineto
+       arrw dy dx neg lrl
+       len w sub arrl sub neg dx dy lrl
+       closepath fill } bind def
+/cshow { 2 index 2 index moveto dup stringwidth pop
+         neg 2 div fosi .35 mul neg rmoveto show pop pop} def
+
+gsave
+77.1122 15 translate
+0.585745 dup scale
+90 rotate
+695.963 -397.916 translate
+%Edges:
+gsave
+2 setlinewidth 0 0 1 setrgbcolor newpath
+218.178 27.2723 moveto
+192.373 -40.1551 188.622 -49.9556 169.228 -100.631 curveto stroke
+newpath 164.939 -111.838 moveto 165.492 -99.2013 lineto 172.964 -102.061 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+44.8044 15.5841 moveto
+119.293 20.6059 129.775 21.3125 186.25 25.1199 curveto stroke
+newpath 198.223 25.927 moveto 186.519 21.1289 lineto 185.981 29.1108 lineto closepath fill
+2 setlinewidth 1 0 0 setrgbcolor newpath
+218.178 27.2723 moveto
+285.395 -87.4449 290.763 -96.6058 348.102 -194.464 curveto stroke
+newpath 354.169 -204.818 moveto 344.651 -196.487 lineto 351.554 -192.442 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+157.79 -130.517 moveto
+108.71 -67.0521 102.27 -58.7243 64.3804 -9.72954 curveto stroke
+newpath 57.0394 -0.236898 moveto 67.5446 -7.28254 lineto 61.2162 -12.1765 lineto closepath fill
+2 setlinewidth 1 0 0 setrgbcolor newpath
+-105.193 -261.035 moveto
+-35.6576 -132.801 -30.5923 -123.459 29.5506 -12.5464 curveto stroke
+newpath 35.2708 -1.99743 moveto 33.0669 -14.4531 lineto 26.0343 -10.6397 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+-465.576 -42.8564 moveto
+-559.078 -25.5413 -569.47 -23.6169 -644.498 -9.72286 curveto stroke
+newpath -656.297 -7.5378 moveto -643.77 -5.78973 lineto -645.226 -13.656 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+-574.666 -153.893 moveto
+-528.842 -107.252 -521.515 -99.794 -488.002 -65.683 curveto stroke
+newpath -479.592 -57.123 moveto -485.149 -68.4863 lineto -490.856 -62.8797 lineto closepath fill
+2 setlinewidth 1 0 0 setrgbcolor newpath
+-490.901 120.777 moveto
+-480.122 51.1328 -478.519 40.7713 -470.47 -11.2329 curveto stroke
+newpath -468.635 -23.0917 moveto -474.423 -11.8447 lineto -466.517 -10.6212 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+-675.963 -3.89604 moveto
+-632.116 -68.8235 -626.228 -77.5422 -592.575 -127.374 curveto stroke
+newpath -585.859 -137.319 moveto -595.89 -129.612 lineto -589.26 -125.135 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+-490.901 120.777 moveto
+-435.445 215.844 -430.107 224.995 -384.3 303.522 curveto stroke
+newpath -378.253 313.887 moveto -380.845 301.507 lineto -387.755 305.537 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+-266.879 114.933 moveto
+-367.067 117.547 -377.642 117.822 -458.912 119.943 curveto stroke
+newpath -470.908 120.255 moveto -458.807 123.941 lineto -459.016 115.944 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+-368.176 331.163 moveto
+-322.511 233.685 -318.018 224.095 -280.454 143.911 curveto stroke
+newpath -275.364 133.044 moveto -284.076 142.214 lineto -276.832 145.608 lineto closepath fill
+2 setlinewidth 1 0 0 setrgbcolor newpath
+-266.879 114.933 moveto
+-224.004 235.52 -220.448 245.52 -184.094 347.765 curveto stroke
+newpath -180.074 359.072 moveto -180.325 346.425 lineto -187.863 349.105 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+-251.294 -335.059 moveto
+-189.25 -303.624 -179.902 -298.887 -133.738 -275.498 curveto stroke
+newpath -123.034 -270.074 moveto -131.93 -279.066 lineto -135.546 -271.93 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+-389.604 -136.361 moveto
+-327.15 -226.083 -321.098 -234.777 -269.576 -308.795 curveto stroke
+newpath -262.72 -318.644 moveto -272.859 -311.081 lineto -266.293 -306.51 lineto closepath fill
+2 setlinewidth 1 0 0 setrgbcolor newpath
+5.84406 175.322 moveto
+-76.0754 267.926 -83.1051 275.873 -152.172 353.948 curveto stroke
+newpath -160.122 362.936 moveto -149.176 356.598 lineto -155.168 351.298 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+169.478 311.683 moveto
+96.8003 251.119 88.6819 244.353 30.4273 195.808 curveto stroke
+newpath 21.2086 188.126 moveto 27.8666 198.881 lineto 32.988 192.735 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+342.851 111.037 moveto
+263.766 202.563 256.831 210.589 190.4 287.47 curveto stroke
+newpath 182.554 296.55 moveto 193.427 290.085 lineto 187.373 284.855 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+5.84406 175.322 moveto
+163.16 145.314 173.605 143.321 311.418 117.033 curveto stroke
+newpath 323.205 114.784 moveto 310.668 113.104 lineto 312.167 120.962 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+342.851 111.037 moveto
+497.255 2.58683 505.964 -3.53033 643.932 -100.436 curveto stroke
+newpath 653.752 -107.334 moveto 641.633 -103.71 lineto 646.231 -97.163 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+364.28 -222.074 moveto
+354.298 -66.9063 353.616 -56.2971 344.905 79.1029 curveto stroke
+newpath 344.135 91.0781 moveto 348.897 79.3597 lineto 340.914 78.8461 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+670.118 -118.829 moveto
+528.037 -166.793 517.967 -170.192 394.599 -211.839 curveto stroke
+newpath 383.229 -215.677 moveto 393.32 -208.049 lineto 395.878 -215.629 lineto closepath fill
+2 setlinewidth 1 0 0 setrgbcolor newpath
+-105.193 -261.035 moveto
+118.401 -242.479 129.015 -241.598 332.39 -224.721 curveto stroke
+newpath 344.348 -223.728 moveto 332.72 -228.707 lineto 332.059 -220.734 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+-105.193 -261.035 moveto
+-160.867 -161.176 -166.028 -151.918 -212.336 -68.858 curveto stroke
+newpath -218.179 -58.3769 moveto -208.842 -66.9102 lineto -215.829 -70.8058 lineto closepath fill
+2 setlinewidth 0 0 1 setrgbcolor newpath
+-227.918 -40.9084 moveto
+-298.35 -82.4884 -307.42 -87.8432 -362.048 -120.093 curveto stroke
+newpath -372.381 -126.193 moveto -364.081 -116.648 lineto -360.014 -123.537 lineto closepath fill
+grestore
+%Nodes:
+gsave
+-389.604 -136.361 20 0 1 0 nc
+-227.918 -40.9084 20 0 1 0 nc
+-105.193 -261.035 20 0 1 0 nc
+364.28 -222.074 20 1 1 0 nc
+670.118 -118.829 20 1 1 0 nc
+342.851 111.037 20 1 1 0 nc
+5.84406 175.322 20 1 1 0 nc
+169.478 311.683 20 1 1 0 nc
+-173.374 377.916 20 1 0 1 nc
+-251.294 -335.059 20 0 1 0 nc
+-266.879 114.933 20 0 0 0 nc
+-368.176 331.163 20 0 0 0 nc
+-490.901 120.777 20 0 0 0 nc
+-574.666 -153.893 20 1 0 0 nc
+-675.963 -3.89604 20 1 0 0 nc
+-465.576 -42.8564 20 1 0 0 nc
+44.8044 15.5841 20 0 0 1 nc
+157.79 -130.517 20 0 0 1 nc
+218.178 27.2723 20 0 0 1 nc
+grestore
+grestore
+showpage
diff --git a/lemon/connectivity.h b/lemon/connectivity.h
--- a/lemon/connectivity.h
+++ b/lemon/connectivity.h
@@ -32,7 +32,7 @@
 #include <stack>
 #include <functional>
 
-/// \ingroup connectivity
+/// \ingroup graph_properties
 /// \file
 /// \brief Connectivity algorithms
 ///
@@ -40,7 +40,7 @@
 
 namespace lemon {
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Check whether the given undirected graph is connected.
   ///
@@ -63,7 +63,7 @@
     return true;
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Count the number of connected components of an undirected graph
   ///
@@ -105,19 +105,21 @@
     return compNum;
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Find the connected components of an undirected graph
   ///
   /// Find the connected components of an undirected graph.
   ///
+  /// \image html connected_components.png
+  /// \image latex connected_components.eps "Connected components" width=\textwidth
+  ///
   /// \param graph The graph. It must be undirected.
   /// \retval compMap A writable node map. The values will be set from 0 to
   /// the number of the connected components minus one. Each values of the map
   /// will be set exactly once, the values of a certain component will be
   /// set continuously.
   /// \return The number of components
-  ///
   template <class Graph, class NodeMap>
   int connectedComponents(const Graph &graph, NodeMap &compMap) {
     checkConcept<concepts::Graph, Graph>();
@@ -227,7 +229,7 @@
   }
 
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Check whether the given directed graph is strongly connected.
   ///
@@ -285,7 +287,7 @@
     return true;
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Count the strongly connected components of a directed graph
   ///
@@ -349,7 +351,7 @@
     return compNum;
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Find the strongly connected components of a directed graph
   ///
@@ -361,13 +363,15 @@
   /// that there is no arc going from a higher numbered component to
   /// a lower.
   ///
+  /// \image html strongly_connected_components.png
+  /// \image latex strongly_connected_components.eps "Strongly connected components" width=\textwidth
+  ///
   /// \param digraph The digraph.
   /// \retval compMap A writable node map. The values will be set from 0 to
   /// the number of the strongly connected components minus one. Each value
   /// of the map will be set exactly once, the values of a certain component
   /// will be set continuously.
   /// \return The number of components
-  ///
   template <typename Digraph, typename NodeMap>
   int stronglyConnectedComponents(const Digraph& digraph, NodeMap& compMap) {
     checkConcept<concepts::Digraph, Digraph>();
@@ -416,7 +420,7 @@
     return compNum;
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Find the cut arcs of the strongly connected components.
   ///
@@ -700,7 +704,7 @@
   template <typename Graph>
   int countBiNodeConnectedComponents(const Graph& graph);
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Checks the graph is bi-node-connected.
   ///
@@ -715,7 +719,7 @@
     return countBiNodeConnectedComponents(graph) <= 1;
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Count the biconnected components.
   ///
@@ -750,7 +754,7 @@
     return compNum;
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Find the bi-node-connected components.
   ///
@@ -759,13 +763,15 @@
   /// relation on the undirected edges. Two undirected edge are in relationship
   /// when they are on same circle.
   ///
+  /// \image html node_biconnected_components.png
+  /// \image latex node_biconnected_components.eps "bi-node-connected components" width=\textwidth
+  ///
   /// \param graph The graph.
   /// \retval compMap A writable uedge map. The values will be set from 0
   /// to the number of the biconnected components minus one. Each values
   /// of the map will be set exactly once, the values of a certain component
   /// will be set continuously.
   /// \return The number of components.
-  ///
   template <typename Graph, typename EdgeMap>
   int biNodeConnectedComponents(const Graph& graph,
                                 EdgeMap& compMap) {
@@ -793,7 +799,7 @@
     return compNum;
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Find the bi-node-connected cut nodes.
   ///
@@ -1023,7 +1029,7 @@
   template <typename Graph>
   int countBiEdgeConnectedComponents(const Graph& graph);
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Checks that the graph is bi-edge-connected.
   ///
@@ -1038,7 +1044,7 @@
     return countBiEdgeConnectedComponents(graph) <= 1;
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Count the bi-edge-connected components.
   ///
@@ -1073,7 +1079,7 @@
     return compNum;
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Find the bi-edge-connected components.
   ///
@@ -1082,13 +1088,15 @@
   /// relation on the nodes. Two nodes are in relationship when they are
   /// connected at least two edge-disjoint paths.
   ///
+  /// \image html edge_biconnected_components.png
+  /// \image latex edge_biconnected_components.eps "bi-edge-connected components" width=\textwidth
+  ///
   /// \param graph The graph.
   /// \retval compMap A writable node map. The values will be set from 0 to
   /// the number of the biconnected components minus one. Each values
   /// of the map will be set exactly once, the values of a certain component
   /// will be set continuously.
   /// \return The number of components.
-  ///
   template <typename Graph, typename NodeMap>
   int biEdgeConnectedComponents(const Graph& graph, NodeMap& compMap) {
     checkConcept<concepts::Graph, Graph>();
@@ -1115,7 +1123,7 @@
     return compNum;
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Find the bi-edge-connected cut edges.
   ///
@@ -1179,7 +1187,7 @@
 
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Sort the nodes of a DAG into topolgical order.
   ///
@@ -1218,7 +1226,7 @@
     }
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Sort the nodes of a DAG into topolgical order.
   ///
@@ -1273,7 +1281,7 @@
     return true;
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Check that the given directed graph is a DAG.
   ///
@@ -1315,7 +1323,7 @@
     return true;
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Check that the given undirected graph is acyclic.
   ///
@@ -1349,7 +1357,7 @@
     return true;
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Check that the given undirected graph is tree.
   ///
@@ -1441,7 +1449,7 @@
     };
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Check if the given undirected graph is bipartite or not
   ///
@@ -1478,7 +1486,7 @@
     return true;
   }
 
-  /// \ingroup connectivity
+  /// \ingroup graph_properties
   ///
   /// \brief Check if the given undirected graph is bipartite or not
   ///
@@ -1486,6 +1494,10 @@
   /// or not. The  \ref  Bfs  algorithm  is   used  to  calculate the result.
   /// During the execution, the \c partMap will be set as the two
   /// partitions of the graph.
+  ///
+  /// \image html bipartite_partitions.png
+  /// \image latex bipartite_partitions.eps "Bipartite partititions" width=\textwidth
+  ///
   /// \param graph The undirected graph.
   /// \retval partMap A writable bool map of nodes. It will be set as the
   /// two partitions of the graph.
diff --git a/lemon/euler.h b/lemon/euler.h
--- a/lemon/euler.h
+++ b/lemon/euler.h
@@ -24,7 +24,7 @@
 #include<lemon/connectivity.h>
 #include <list>
 
-/// \ingroup graph_prop
+/// \ingroup graph_properties
 /// \file
 /// \brief Euler tour
 ///
@@ -36,7 +36,7 @@
 
   ///Euler iterator for digraphs.
 
-  /// \ingroup graph_prop
+  /// \ingroup graph_properties
   ///This iterator converts to the \c Arc type of the digraph and using
   ///operator ++, it provides an Euler tour of a \e directed
   ///graph (if there exists).
@@ -123,7 +123,7 @@
 
   ///Euler iterator for graphs.
 
-  /// \ingroup graph_prop
+  /// \ingroup graph_properties
   ///This iterator converts to the \c Arc (or \c Edge)
   ///type of the digraph and using
   ///operator ++, it provides an Euler tour of an undirected
@@ -228,7 +228,7 @@
 
   ///Checks if the graph is Eulerian
 
-  /// \ingroup graph_prop
+  /// \ingroup graph_properties
   ///Checks if the graph is Eulerian. It works for both directed and undirected
   ///graphs.
   ///\note By definition, a digraph is called \e Eulerian if