scipy.linalg.lapack.dgeqrf

scipy.linalg.lapack.dgeqrf(a[, lwork, overwrite_a]) = <fortran function dgeqrf>

Wrapper for dgeqrf.

Parameters:

ainput rank-2 array(‘d’) with bounds (m,n)

Returns:

qrrank-2 array(‘d’) with bounds (m,n) and a storage

taurank-1 array(‘d’) with bounds (MIN(m, n))

workrank-1 array(‘d’) with bounds (MAX(lwork, 1))

infoint

Other Parameters:

overwrite_ainput int, optional

Default: 0

lworkinput int, optional

Default: max(3*n,1)