triqs::det_manip::det_manip::try_change_col_row
#include <triqs/det_manip/det_manip.hpp>
Synopsis
det_manip::value_type try_change_col_row (long i,long j,det_manip::x_type const & x,det_manip::y_type const & y)
Consider the change the row i and column j and the corresponding x and y
Returns the ratio of det Minv_new / det Minv. This routine does NOT make any modification. It has to be completed with complete_operation().