---
name: "zla_hercond_c"
section: "3lapack"
platform: "linux"
package: "liblapack-doc"
version: "3.2.1-8"
release: "Debian 6.0 (Squeeze)"
platforms: ["linux"]
url: "https://new.carta.tech/zla_hercond_c/3lapack"
---

# zla\_hercond\_c(3lapack)

ZLA\_HERCOND\_C compute the infinity norm condition number of op(A) \* inv(diag(C)) where C is a DOUBLE PRECISION vector

## NAME

ZLA\_HERCOND\_C - ZLA\_HERCOND\_C compute the infinity norm condition number of  op(A) \* inv(diag(C)) where C is a DOUBLE PRECISION vector

## SYNOPSIS

- DOUBLE PRECISION

  FUNCTION ZLA\_HERCOND\_C( UPLO, N, A, LDA, AF, LDAF, IPIV, C, CAPPLY, INFO, WORK, RWORK )

- IMPLICIT

  NONE

- CHARACTER

  UPLO

- LOGICAL

  CAPPLY

- INTEGER

  N, LDA, LDAF, INFO

- INTEGER

  IPIV( \* )

- COMPLEX\*16

  A( LDA, \* ), AF( LDAF, \* ), WORK( \* )

- DOUBLE

  PRECISION C ( \* ), RWORK( \* )

## PURPOSE

   ZLA\_HERCOND\_C computes the infinity norm condition number of\
    op(A) \* inv(diag(C)) where C is a DOUBLE PRECISION vector.

## ARGUMENTS

- C DOUBLE PRECISION vector.

  - WORK COMPLEX\*16 workspace of size 2\*N.

  RWORK DOUBLE PRECISION workspace of size 3\*N.