triqs::det_manip::det_manip::try_change_col_row

#include <triqs/det_manip/det_manip.hpp>

Synopsis

value_type try_change_col_row (long i, long j, x_type const & x, 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().