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jiri
2005-09-11 20:04:24 +00:00
parent 301163d965
commit 25f8b1eb6c
14 changed files with 182 additions and 45 deletions
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3
nonclass.h
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@@ -73,10 +73,12 @@ extern void gdiagonalize(NRMat<double> &a, NRVec< complex<double> > &w,
const bool corder=1, int n=0, const int sorttype=0, const bool biorthonormalize=0,
NRMat<double> *b=NULL, NRVec<double> *beta=NULL);
extern NRMat<double> matrixfunction(NRSMat<double> a, double (*f) (double));
extern NRMat<double> realmatrixfunction(NRMat<double> a, double (*f) (double)); //a has to by in fact symmetric
extern NRMat<double> matrixfunction(NRMat<double> a, complex<double> (*f)(const complex<double> &),const bool adjust=0);
//functions on matrices
inline NRMat<double> sqrt(const NRSMat<double> &a) { return matrixfunction(a,&sqrt); }
inline NRMat<double> realsqrt(const NRMat<double> &a) { return realmatrixfunction(a,&sqrt); }
inline NRMat<double> log(const NRSMat<double> &a) { return matrixfunction(a,&log); }
extern NRMat<double> log(const NRMat<double> &a);
@@ -119,6 +121,7 @@ linear_solve(a,NULL,&det);
return det;
}
//general submatrix, INDEX will typically be NRVec<int> or even int*
//NOTE: in order to check consistency between nrows and rows in rows is a NRVec
//some advanced metaprogramming would be necessary