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Module ZGERFS.C in CLAPACK

General Information

Improves the computed solution to a complex general system of linear equations AX=B, A**T X=B or A**H X=B, and provides forward and backward error bounds for the solution. (Computational routine.). [C version of LAPACK routine, converted from Fortran by f2c.].

Usage
int zgerfs_(char *trans, integer *n, integer *nrhs, doublecomplex *a, integer * lda, doublecomplex *af, integer *ldaf, integer *ipiv, doublecomplex *b, intege r *ldb, doublecomplex *x, integer *ldx, doublereal *ferr, doublereal *berr, do ublecomplex *work, doublereal *rwork, integer *info)
Classification
D2c1Solution of systems of linear equations, including matrix inverses, and LU and related factorizations (general complex non-Hermitian matrices)
Type
subroutine in CLAPACK package (COMPLEX16 sublibrary)
Language
C
Availability
Public domain, Portable
Precision
Double Precision
Alternates
CGERFS.C
Single Precision

Download from NETLIB; Public access repository

Location
The University of Tennessee at Knoxville and Bell Laboratories
Contact
Jack Dongarra, ORNL (dongarra@cs.utk.edu) and Eric Grosse, Bell Labs (ehg@research.att.com)
Comments? gams@nist.gov