alpar@1390: #include<lemon/lp_skeleton.h>
alpar@1390: 
ladanyi@1387: #ifdef HAVE_CONFIG_H
ladanyi@1387: #include <config.h>
ladanyi@1387: #endif
ladanyi@1387: 
ladanyi@1387: #ifdef HAVE_GLPK
ladanyi@1387: #include <lemon/lp_glpk.h>
ladanyi@1437: #endif
ladanyi@1437: 
ladanyi@1437: #ifdef HAVE_CPLEX
ladanyi@1387: #include <lemon/lp_cplex.h>
ladanyi@1387: #endif
alpar@1254: 
alpar@1254: using namespace lemon;
alpar@1254: 
alpar@1263: void lpTest(LpSolverBase & lp)
alpar@1254: {
alpar@1263:   typedef LpSolverBase LP;
alpar@1256: 
alpar@1309:   std::vector<LP::Col> x(10);
alpar@1309:   //  for(int i=0;i<10;i++) x.push_back(lp.addCol());
alpar@1309:   lp.addColSet(x);
alpar@1256: 
alpar@1256:   std::vector<LP::Col> y(10);
alpar@1256:   lp.addColSet(y);
alpar@1256: 
alpar@1256:   std::map<int,LP::Col> z;
alpar@1256:   
alpar@1256:   z.insert(std::make_pair(12,INVALID));
alpar@1256:   z.insert(std::make_pair(2,INVALID));
alpar@1256:   z.insert(std::make_pair(7,INVALID));
alpar@1256:   z.insert(std::make_pair(5,INVALID));
alpar@1256:   
alpar@1256:   lp.addColSet(z);
alpar@1256: 
alpar@1445:   {
alpar@1445:     LP::Expr e,f,g;
alpar@1445:     LP::Col p1,p2,p3,p4,p5;
alpar@1445:     LP::Constr c;
alpar@1445:     
alpar@1445:     e[p1]=2;
alpar@1445:     e.constComp()=12;
alpar@1445:     e[p1]+=2;
alpar@1445:     e.constComp()+=12;
alpar@1445:     e[p1]-=2;
alpar@1445:     e.constComp()-=12;
alpar@1445:     
alpar@1445:     e=2;
alpar@1445:     e=2.2;
alpar@1445:     e=p1;
alpar@1445:     e=f;
alpar@1445:     
alpar@1445:     e+=2;
alpar@1445:     e+=2.2;
alpar@1445:     e+=p1;
alpar@1445:     e+=f;
alpar@1445:     
alpar@1445:     e-=2;
alpar@1445:     e-=2.2;
alpar@1445:     e-=p1;
alpar@1445:     e-=f;
alpar@1445:     
alpar@1445:     e*=2;
alpar@1445:     e*=2.2;
alpar@1445:     e/=2;
alpar@1445:     e/=2.2;
alpar@1445:     
alpar@1445:     e=((p1+p2)+(p1-p2)+(p1+12)+(12+p1)+(p1-12)+(12-p1)+
alpar@1445:        (f+12)+(12+f)+(p1+f)+(f+p1)+(f+g)+
alpar@1445:        (f-12)+(12-f)+(p1-f)+(f-p1)+(f-g)+
alpar@1445:        2.2*f+f*2.2+f/2.2+
alpar@1445:        2*f+f*2+f/2+
alpar@1445:        2.2*p1+p1*2.2+p1/2.2+
alpar@1445:        2*p1+p1*2+p1/2
alpar@1445:        );
alpar@1256: 
alpar@1445: 
alpar@1445:     c = (e  <= f  );
alpar@1445:     c = (e  <= 2.2);
alpar@1445:     c = (e  <= 2  );
alpar@1445:     c = (e  <= p1 );
alpar@1445:     c = (2.2<= f  );
alpar@1445:     c = (2  <= f  );
alpar@1445:     c = (p1 <= f  );
alpar@1445:     c = (p1 <= p2 );
alpar@1445:     c = (p1 <= 2.2);
alpar@1445:     c = (p1 <= 2  );
alpar@1445:     c = (2.2<= p2 );
alpar@1445:     c = (2  <= p2 );
alpar@1445:     
alpar@1445:     c = (e  >= f  );
alpar@1445:     c = (e  >= 2.2);
alpar@1445:     c = (e  >= 2  );
alpar@1445:     c = (e  >= p1 );
alpar@1445:     c = (2.2>= f  );
alpar@1445:     c = (2  >= f  );
alpar@1445:     c = (p1 >= f  );
alpar@1445:     c = (p1 >= p2 );
alpar@1445:     c = (p1 >= 2.2);
alpar@1445:     c = (p1 >= 2  );
alpar@1445:     c = (2.2>= p2 );
alpar@1445:     c = (2  >= p2 );
alpar@1445:     
alpar@1445:     c = (e  == f  );
alpar@1445:     c = (e  == 2.2);
alpar@1445:     c = (e  == 2  );
alpar@1445:     c = (e  == p1 );
alpar@1445:     c = (2.2== f  );
alpar@1445:     c = (2  == f  );
alpar@1445:     c = (p1 == f  );
alpar@1445:     //c = (p1 == p2 );
alpar@1445:     c = (p1 == 2.2);
alpar@1445:     c = (p1 == 2  );
alpar@1445:     c = (2.2== p2 );
alpar@1445:     c = (2  == p2 );
alpar@1445:     
alpar@1445:     c = (2 <= e <= 3);
alpar@1445:     c = (2 <= p1<= 3);
alpar@1445:     
alpar@1445:     c = (2 >= e >= 3);
alpar@1445:     c = (2 >= p1>= 3);
alpar@1445:     
alpar@1445:     e[x[3]]=2;
alpar@1445:     e[x[3]]=4;
alpar@1445:     e[x[3]]=1;
alpar@1445:     e.constComp()=12;
alpar@1445:     
alpar@1445:     lp.addRow(LP::INF,e,23);
alpar@1445:     lp.addRow(LP::INF,3.0*(x[1]+x[2]/2)-x[3],23);
alpar@1445:     lp.addRow(LP::INF,3.0*(x[1]+x[2]*2-5*x[3]+12-x[4]/3)+2*x[4]-4,23);
alpar@1445:     
alpar@1445:     lp.addRow(x[1]+x[3]<=x[5]-3);
alpar@1445:     lp.addRow(-7<=x[1]+x[3]-12<=3);
alpar@1445:     lp.addRow(x[1]<=x[5]);
alpar@1445:   }
alpar@1272:   
alpar@1445:   {
alpar@1445:     LP::DualExpr e,f,g;
alpar@1445:     LP::Row p1,p2,p3,p4,p5;
alpar@1445:     
alpar@1445:     e[p1]=2;
alpar@1445:     e[p1]+=2;
alpar@1445:     e[p1]-=2;
alpar@1445:     
alpar@1445:     e=p1;
alpar@1445:     e=f;
alpar@1445:     
alpar@1445:     e+=p1;
alpar@1445:     e+=f;
alpar@1445:     
alpar@1445:     e-=p1;
alpar@1445:     e-=f;
alpar@1445:     
alpar@1445:     e*=2;
alpar@1445:     e*=2.2;
alpar@1445:     e/=2;
alpar@1445:     e/=2.2;
alpar@1445:     
alpar@1445:     e=((p1+p2)+(p1-p2)+(p1+12)+(12+p1)+(p1-12)+(12-p1)+
alpar@1445:        (p1+f)+(f+p1)+(f+g)+
alpar@1445:        (p1-f)+(f-p1)+(f-g)+
alpar@1445:        2.2*f+f*2.2+f/2.2+
alpar@1445:        2*f+f*2+f/2+
alpar@1445:        2.2*p1+p1*2.2+p1/2.2+
alpar@1445:        2*p1+p1*2+p1/2
alpar@1445:        );
alpar@1445:   }
alpar@1272:   
alpar@1272: 
alpar@1264: }
alpar@1264: 
alpar@1263: int main() 
alpar@1263: {
alpar@1390:   LpSkeleton lp_skel;
alpar@1390:   lpTest(lp_skel);
alpar@1390: 
ladanyi@1437: #ifdef HAVE_GLPK
ladanyi@1437:   LpGlpk lp_glpk;
ladanyi@1437:   lpTest(lp_glpk);
ladanyi@1437: #endif
alpar@1263: 
ladanyi@1437: #ifdef HAVE_CPLEX
ladanyi@1437: //  LpCplex lp_cplex;
ladanyi@1437: //  lpTest(lp_cplex);
ladanyi@1437: #endif
alpar@1264: 
alpar@1309:   return 0;
alpar@1263: }