mfi_zungrq Subroutine
public pure subroutine mfi_zungrq(a, tau, k, info)
Modern interface for zungrq. See also: mfi_ungrq, f77_ungrq. Generates the real orthogonal matrix Q of the QR factorization
Arguments
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| complex(kind=REAL64), | intent(inout) | :: | a(:,:) | |||
| complex(kind=REAL64), | intent(in) | :: | tau(:) | |||
| integer, | intent(in), | optional | :: | k | ||
| integer, | intent(out), | optional | :: | info |