NAME

       cla_syrcond_c.f -

SYNOPSIS

   Functions/Subroutines
       real function cla_syrcond_c (UPLO, N, A, LDA, AF, LDAF, IPIV, C, CAPPLY, INFO, WORK,
           RWORK)
           CLA_SYRCOND_C computes the infinity norm condition number of op(A)*inv(diag(c)) for
           symmetric indefinite matrices.

Function/Subroutine Documentation

   real function cla_syrcond_c (characterUPLO, integerN, complex, dimension( lda, * )A,
       integerLDA, complex, dimension( ldaf, * )AF, integerLDAF, integer, dimension( * )IPIV,
       real, dimension( * )C, logicalCAPPLY, integerINFO, complex, dimension( * )WORK, real,
       dimension( * )RWORK)
       CLA_SYRCOND_C computes the infinity norm condition number of op(A)*inv(diag(c)) for
       symmetric indefinite matrices.

       Purpose:

               CLA_SYRCOND_C Computes the infinity norm condition number of
               op(A) * inv(diag(C)) where C is a REAL vector.

       Parameters:
           UPLO

                     UPLO is CHARACTER*1
                  = 'U':  Upper triangle of A is stored;
                  = 'L':  Lower triangle of A is stored.

           N

                     N is INTEGER
                The number of linear equations, i.e., the order of the
                matrix A.  N >= 0.

           A

                     A is COMPLEX array, dimension (LDA,N)
                On entry, the N-by-N matrix A

           LDA

                     LDA is INTEGER
                The leading dimension of the array A.  LDA >= max(1,N).

           AF

                     AF is COMPLEX array, dimension (LDAF,N)
                The block diagonal matrix D and the multipliers used to
                obtain the factor U or L as computed by CSYTRF.

           LDAF

                     LDAF is INTEGER
                The leading dimension of the array AF.  LDAF >= max(1,N).

           IPIV

                     IPIV is INTEGER array, dimension (N)
                Details of the interchanges and the block structure of D
                as determined by CSYTRF.

           C

                     C is REAL array, dimension (N)
                The vector C in the formula op(A) * inv(diag(C)).

           CAPPLY

                     CAPPLY is LOGICAL
                If .TRUE. then access the vector C in the formula above.

           INFO

                     INFO is INTEGER
                  = 0:  Successful exit.
                i > 0:  The ith argument is invalid.

           WORK

                     WORK is COMPLEX array, dimension (2*N).
                Workspace.

           RWORK

                     RWORK is REAL array, dimension (N).
                Workspace.

       Author:
           Univ. of Tennessee

           Univ. of California Berkeley

           Univ. of Colorado Denver

           NAG Ltd.

       Date:
           September 2012

       Definition at line 138 of file cla_syrcond_c.f.

Author

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