S2_expval_exc_Excite_0_t Function

private pure function S2_expval_exc_Excite_0_t(nI, exc) result(res)

Evaluates

Arguments

Type IntentOptional Attributes Name
integer, intent(in) :: nI(:)

The bra Slater determinant in nI format.

type(Excite_0_t), intent(in) :: exc

Return Value real(kind=dp)

The matrix element. It is real even for complex NECI.


Contents