lemon-project-template-glpk

annotate deps/glpk/examples/yacfs.mod @ 9:33de93886c88

Import GLPK 4.47
author Alpar Juttner <alpar@cs.elte.hu>
date Sun, 06 Nov 2011 20:59:10 +0100
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alpar@9 1 /*Yet Another Curve Fitting Solution
alpar@9 2
alpar@9 3 Obviously this solution produces the same answer
alpar@9 4 as examples/cflsq.mod
alpar@9 5
alpar@9 6 Nigel_Galloway@operamail.com
alpar@9 7 February 1st., 2009
alpar@9 8 */
alpar@9 9 set Sample;
alpar@9 10 param Sx {z in Sample};
alpar@9 11 param Sy {z in Sample};
alpar@9 12
alpar@9 13 var a;
alpar@9 14 var b;
alpar@9 15
alpar@9 16 equalz1 :sum{z in Sample} a*Sx[z]*Sx[z] + sum{z in Sample} b*Sx[z] = sum{z in Sample} Sy[z]*Sx[z];
alpar@9 17 equalz2 :sum{z in Sample} a*Sx[z] + sum{z in Sample} b = sum{z in Sample} Sy[z];
alpar@9 18
alpar@9 19 solve;
alpar@9 20
alpar@9 21 printf "\nbest linear fit is:\n\ty = %f %s %fx\n\n", b, if a < 0 then "-" else "+", abs(a);
alpar@9 22
alpar@9 23 data;
alpar@9 24
alpar@9 25 param:
alpar@9 26 Sample: Sx Sy :=
alpar@9 27 1 0 1
alpar@9 28 2 0.5 0.9
alpar@9 29 3 1 0.7
alpar@9 30 4 1.5 1.5
alpar@9 31 5 1.9 2
alpar@9 32 6 2.5 2.4
alpar@9 33 7 3 3.2
alpar@9 34 8 3.5 2
alpar@9 35 9 4 2.7
alpar@9 36 10 4.5 3.5
alpar@9 37 11 5 1
alpar@9 38 12 5.5 4
alpar@9 39 13 6 3.6
alpar@9 40 14 6.6 2.7
alpar@9 41 15 7 5.7
alpar@9 42 16 7.6 4.6
alpar@9 43 17 8.5 6
alpar@9 44 18 9 6.8
alpar@9 45 19 10 7.3
alpar@9 46 ;
alpar@9 47
alpar@9 48 end;