Module « scipy.linalg.lapack »

Fonction dgges - module scipy.linalg.lapack

Signature de la fonction dgges

Description

dgges.__doc__

a,b,sdim,alphar,alphai,beta,vsl,vsr,work,info = dgges(dselect,a,b,[jobvsl,jobvsr,sort_t,ldvsl,ldvsr,lwork,dselect_extra_args,overwrite_a,overwrite_b])

Wrapper for ``dgges``.

Parameters
----------
dselect : call-back function
a : input rank-2 array('d') with bounds (lda,n)
b : input rank-2 array('d') with bounds (ldb,n)

Other Parameters
----------------
jobvsl : input int, optional
    Default: 1
jobvsr : input int, optional
    Default: 1
sort_t : input int, optional
    Default: 0
dselect_extra_args : input tuple, optional
    Default: ()
overwrite_a : input int, optional
    Default: 0
overwrite_b : input int, optional
    Default: 0
ldvsl : input int, optional
    Default: ((jobvsl==1)?n:1)
ldvsr : input int, optional
    Default: ((jobvsr==1)?n:1)
lwork : input int, optional
    Default: max(8*n+16,1)

Returns
-------
a : rank-2 array('d') with bounds (lda,n)
b : rank-2 array('d') with bounds (ldb,n)
sdim : int
alphar : rank-1 array('d') with bounds (n)
alphai : rank-1 array('d') with bounds (n)
beta : rank-1 array('d') with bounds (n)
vsl : rank-2 array('d') with bounds (ldvsl,n)
vsr : rank-2 array('d') with bounds (ldvsr,n)
work : rank-1 array('d') with bounds (MAX(lwork,1))
info : int

Notes
-----
Call-back functions::

  def dselect(alphar,alphai,beta): return dselect
  Required arguments:
    alphar : input float
    alphai : input float
    beta : input float
  Return objects:
    dselect : int