Changeset 1427:57abff252556 in lemon for lemon

Timestamp:

01/20/21 16:17:21 (3 years ago)

Author:

Alpar Juttner <alpar@…>

Branch:

default

Phase:

public

Message:

Bugfixes in CplexBase? and ClpLp? (#639)

Location:

lemon

Files:

• clp.cc (modified) (1 diff)
• cplex.cc (modified) (1 diff)

lemon/clp.cc

@@ -228 +228 @@
 
   ClpLp::Value ClpLp::_getCoeff(int ix, int jx) const {
-    CoinBigIndex begin = _prob->clpMatrix()->getVectorStarts()[ix];
-    CoinBigIndex end = begin + _prob->clpMatrix()->getVectorLengths()[ix];
+    CoinBigIndex begin = _prob->clpMatrix()->getVectorStarts()[jx];
+    CoinBigIndex end = begin + _prob->clpMatrix()->getVectorLengths()[jx];
 
     const int* indices = _prob->clpMatrix()->getIndices();
     const double* elements = _prob->clpMatrix()->getElements();
 
-    const int* it = std::lower_bound(indices + begin, indices + end, jx);
-    if (it != indices + end && *it == jx) {
+    const int* it = std::lower_bound(indices + begin, indices + end, ix);
+    if (it != indices + end && *it == ix) {
       return elements[it - indices];
     } else {

lemon/cplex.cc

@@ -159 +159 @@
       const char s = 'R';
       double len = ub - lb;
-      CPXaddrows(cplexEnv(), _prob, 0, 1, values.size(), &ub, &s,
+      CPXaddrows(cplexEnv(), _prob, 0, 1, values.size(), &lb, &s,
                  &rmatbeg, &indices.front(), &values.front(), 0, 0);
       CPXchgrngval(cplexEnv(), _prob, 1, &i, &len);