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diagonalize3 for n smaller than dimension

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Jiri Pittner
2025-12-10 17:11:26 +01:00
parent 6fe5dd8be6
commit 62d9e18043
2 changed files with 4 additions and 4 deletions
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6
nonclass.cc
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@@ -947,10 +947,10 @@ extern "C" void FORNAME(zggev)(const char *JOBVL, const char *JOBVR, const FINT
//tridiagonal
extern "C" void FORNAME(dsteqr)(const char *compz, const FINT *n, double *d, double *d1, double *z, const FINT *ldz, double *work, FINT *info);
void diagonalize3(NRVec<double> &d, NRVec<double> &d1, NRMat<double> *v, const bool corder)
void diagonalize3(NRVec<double> &d, NRVec<double> &d1, NRMat<double> *v, const bool corder, int n0)
{
FINT n = d.size();
if(d1.size()!=n) laerror("inconsistent dimensions in diagonalize3");
FINT n = n0? n0: d.size();
if(d1.size()<n-1) laerror("inconsistent dimensions in diagonalize3");
if(v) {if(n!=v->nrows()||n!=v->ncols()) laerror("inconsistent dimensions in diagonalize3");}
d.copyonwrite();
d1.copyonwrite();