scipy.linalg.lapack.dtgsen

scipy.linalg.lapack.dtgsen(select, a, b, q, z[, lwork, liwork, overwrite_a, overwrite_b, overwrite_q, overwrite_z]) = <fortran object>

Wrapper for dtgsen.

Parameters

selectinput rank-1 array(‘i’) with bounds (n)

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

binput rank-2 array(‘d’) with bounds (ldb,n)

qinput rank-2 array(‘d’) with bounds (ldq,n)

zinput rank-2 array(‘d’) with bounds (ldz,n)

Returns

arank-2 array(‘d’) with bounds (lda,n)

brank-2 array(‘d’) with bounds (ldb,n)

alpharrank-1 array(‘d’) with bounds (n)

alphairank-1 array(‘d’) with bounds (n)

betarank-1 array(‘d’) with bounds (n)

qrank-2 array(‘d’) with bounds (ldq,n)

zrank-2 array(‘d’) with bounds (ldz,n)

mint

plfloat

prfloat

difrank-1 array(‘d’) with bounds (2)

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

iworkrank-1 array(‘i’) with bounds (MAX(1,liwork))

infoint

Other Parameters

overwrite_ainput int, optional

Default: 0

overwrite_binput int, optional

Default: 0

overwrite_qinput int, optional

Default: 0

overwrite_zinput int, optional

Default: 0

lworkinput int, optional

Default: max(MAX(4*n+16,2*m*(n-m)),1)

liworkinput int, optional

Default: n+6