triqs::det_manip::det_manip::try_remove2

#include <triqs/det_manip/det_manip.hpp>

Synopsis

det_manip::value_type try_remove2 (size_t i0, size_t i1, size_t j0, size_t j1)

Double Removal operation of cols j0,j1 and rows i0,i1

Returns the ratio of det Minv_new / det Minv. This routine does NOT make any modification. It has to be completed with complete_operation().