diff -r ad44b1dd8013 -r 46b088b01f88 src/lemon/lp_skeleton.cc
--- a/src/lemon/lp_skeleton.cc	Fri May 20 09:31:25 2005 +0000
+++ b/src/lemon/lp_skeleton.cc	Fri May 20 09:43:40 2005 +0000
@@ -43,6 +43,12 @@
     return ++row_num;
   }
   
+  void LpSkeleton::_eraseCol(int ) {
+  }
+  
+  void LpSkeleton::_eraseRow(int) {
+  }
+
   void LpSkeleton::_setRowCoeffs(int, 
 				 int,
 				 int  const *,