cla_syrcond_x.3lapack

Langue: en

Version: 274212 (debian - 07/07/09)

Section: 3 (Bibliothèques de fonctions)

NAME

CLA_SYRCOND_X - CLA_SYRCOND_X Compute the infinity norm condition number of op(A) * diag(X) where X is a COMPLEX vector

SYNOPSIS

REAL FUNCTION
CLA_SYRCOND_X( UPLO, N, A, LDA, AF, LDAF, IPIV, X, INFO, WORK, RWORK )

    
IMPLICIT NONE

    
CHARACTER UPLO

    
INTEGER N, LDA, LDAF, INFO

    
INTEGER IPIV( * )

    
COMPLEX A( LDA, * ), AF( LDAF, * ), WORK( * ), X( * )

    
REAL RWORK( * )

PURPOSE


   CLA_SYRCOND_X Computes the infinity norm condition number of
   op(A) * diag(X) where X is a COMPLEX vector.

ARGUMENTS

X COMPLEX vector.
WORK COMPLEX workspace of size 2*N.
RWORK REAL workspace of size 3*N.