The OpenD Programming Language

stgsen_

Reorders the generalized real Schur decomposition of a real matrix pair (A, B) so that a selected cluster of eigenvalues appears in the leading diagonal blocks of the upper quasi-triangular matrix A and the upper triangular B.

extern (C) pure nothrow @nogc

void

stgsen_

(

ref const lapackint ijob

,

ref const lapackint wantq

,

ref const lapackint wantz

,

ref const lapackint select

,

ref lapackint n

,

float* a

,

ref lapackint lda

,

float* b

,

ref lapackint ldb

,

float* alphar

,

float* alphai

,

float* betav

,

float* q

,

ref lapackint ldq

,

float* z

,

ref lapackint ldz

,

ref lapackint m

,

ref float pl

,

ref float pr

,

float* dif

,

float* work

,

ref lapackint lwork

,

lapackint* iwork

,

lapackint* liwork

,

ref lapackint info

)

Meta

Source

See Implementation