numeric-linalg
Educational material on the SciPy implementation of numerical linear algebra algorithms
| Name | Size | Mode | |
| .. | |||
| lapack/TESTING/LIN/cerrrq.f | 9395B | -rw-r--r-- |
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*> \brief \b CERRRQ * * =========== DOCUMENTATION =========== * * Online html documentation available at * http://www.netlib.org/lapack/explore-html/ * * Definition: * =========== * * SUBROUTINE CERRRQ( PATH, NUNIT ) * * .. Scalar Arguments .. * CHARACTER*3 PATH * INTEGER NUNIT * .. * * *> \par Purpose: * ============= *> *> \verbatim *> *> CERRRQ tests the error exits for the COMPLEX routines *> that use the RQ decomposition of a general matrix. *> \endverbatim * * Arguments: * ========== * *> \param[in] PATH *> \verbatim *> PATH is CHARACTER*3 *> The LAPACK path name for the routines to be tested. *> \endverbatim *> *> \param[in] NUNIT *> \verbatim *> NUNIT is INTEGER *> The unit number for output. *> \endverbatim * * Authors: * ======== * *> \author Univ. of Tennessee *> \author Univ. of California Berkeley *> \author Univ. of Colorado Denver *> \author NAG Ltd. * *> \ingroup complex_lin * * ===================================================================== SUBROUTINE CERRRQ( PATH, NUNIT ) * * -- LAPACK test routine -- * -- LAPACK is a software package provided by Univ. of Tennessee, -- * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- * * .. Scalar Arguments .. CHARACTER*3 PATH INTEGER NUNIT * .. * * ===================================================================== * * .. Parameters .. INTEGER NMAX PARAMETER ( NMAX = 2 ) * .. * .. Local Scalars .. INTEGER I, INFO, J * .. * .. Local Arrays .. COMPLEX A( NMAX, NMAX ), AF( NMAX, NMAX ), B( NMAX ), $ W( NMAX ), X( NMAX ) * .. * .. External Subroutines .. EXTERNAL ALAESM, CGERQ2, CGERQF, CGERQS, CHKXER, CUNGR2, $ CUNGRQ, CUNMR2, CUNMRQ * .. * .. Scalars in Common .. LOGICAL LERR, OK CHARACTER*32 SRNAMT INTEGER INFOT, NOUT * .. * .. Common blocks .. COMMON / INFOC / INFOT, NOUT, OK, LERR COMMON / SRNAMC / SRNAMT * .. * .. Intrinsic Functions .. INTRINSIC CMPLX, REAL * .. * .. Executable Statements .. * NOUT = NUNIT WRITE( NOUT, FMT = * ) * * Set the variables to innocuous values. * DO 20 J = 1, NMAX DO 10 I = 1, NMAX A( I, J ) = CMPLX( 1. / REAL( I+J ), -1. / REAL( I+J ) ) AF( I, J ) = CMPLX( 1. / REAL( I+J ), -1. / REAL( I+J ) ) 10 CONTINUE B( J ) = 0. W( J ) = 0. X( J ) = 0. 20 CONTINUE OK = .TRUE. * * Error exits for RQ factorization * * CGERQF * SRNAMT = 'CGERQF' INFOT = 1 CALL CGERQF( -1, 0, A, 1, B, W, 1, INFO ) CALL CHKXER( 'CGERQF', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CGERQF( 0, -1, A, 1, B, W, 1, INFO ) CALL CHKXER( 'CGERQF', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL CGERQF( 2, 1, A, 1, B, W, 2, INFO ) CALL CHKXER( 'CGERQF', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL CGERQF( 2, 1, A, 2, B, W, 1, INFO ) CALL CHKXER( 'CGERQF', INFOT, NOUT, LERR, OK ) * * CGERQ2 * SRNAMT = 'CGERQ2' INFOT = 1 CALL CGERQ2( -1, 0, A, 1, B, W, INFO ) CALL CHKXER( 'CGERQ2', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CGERQ2( 0, -1, A, 1, B, W, INFO ) CALL CHKXER( 'CGERQ2', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL CGERQ2( 2, 1, A, 1, B, W, INFO ) CALL CHKXER( 'CGERQ2', INFOT, NOUT, LERR, OK ) * * CGERQS * SRNAMT = 'CGERQS' INFOT = 1 CALL CGERQS( -1, 0, 0, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'CGERQS', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CGERQS( 0, -1, 0, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'CGERQS', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CGERQS( 2, 1, 0, A, 2, X, B, 1, W, 1, INFO ) CALL CHKXER( 'CGERQS', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL CGERQS( 0, 0, -1, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'CGERQS', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CGERQS( 2, 2, 0, A, 1, X, B, 2, W, 1, INFO ) CALL CHKXER( 'CGERQS', INFOT, NOUT, LERR, OK ) INFOT = 8 CALL CGERQS( 2, 2, 0, A, 2, X, B, 1, W, 1, INFO ) CALL CHKXER( 'CGERQS', INFOT, NOUT, LERR, OK ) INFOT = 10 CALL CGERQS( 1, 1, 2, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'CGERQS', INFOT, NOUT, LERR, OK ) * * CUNGRQ * SRNAMT = 'CUNGRQ' INFOT = 1 CALL CUNGRQ( -1, 0, 0, A, 1, X, W, 1, INFO ) CALL CHKXER( 'CUNGRQ', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CUNGRQ( 0, -1, 0, A, 1, X, W, 1, INFO ) CALL CHKXER( 'CUNGRQ', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CUNGRQ( 2, 1, 0, A, 2, X, W, 2, INFO ) CALL CHKXER( 'CUNGRQ', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL CUNGRQ( 0, 0, -1, A, 1, X, W, 1, INFO ) CALL CHKXER( 'CUNGRQ', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL CUNGRQ( 1, 2, 2, A, 1, X, W, 1, INFO ) CALL CHKXER( 'CUNGRQ', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNGRQ( 2, 2, 0, A, 1, X, W, 2, INFO ) CALL CHKXER( 'CUNGRQ', INFOT, NOUT, LERR, OK ) INFOT = 8 CALL CUNGRQ( 2, 2, 0, A, 2, X, W, 1, INFO ) CALL CHKXER( 'CUNGRQ', INFOT, NOUT, LERR, OK ) * * CUNGR2 * SRNAMT = 'CUNGR2' INFOT = 1 CALL CUNGR2( -1, 0, 0, A, 1, X, W, INFO ) CALL CHKXER( 'CUNGR2', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CUNGR2( 0, -1, 0, A, 1, X, W, INFO ) CALL CHKXER( 'CUNGR2', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CUNGR2( 2, 1, 0, A, 2, X, W, INFO ) CALL CHKXER( 'CUNGR2', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL CUNGR2( 0, 0, -1, A, 1, X, W, INFO ) CALL CHKXER( 'CUNGR2', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL CUNGR2( 1, 2, 2, A, 2, X, W, INFO ) CALL CHKXER( 'CUNGR2', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNGR2( 2, 2, 0, A, 1, X, W, INFO ) CALL CHKXER( 'CUNGR2', INFOT, NOUT, LERR, OK ) * * CUNMRQ * SRNAMT = 'CUNMRQ' INFOT = 1 CALL CUNMRQ( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMRQ', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CUNMRQ( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMRQ', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL CUNMRQ( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMRQ', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL CUNMRQ( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMRQ', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNMRQ( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMRQ', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNMRQ( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMRQ', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNMRQ( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMRQ', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL CUNMRQ( 'L', 'N', 2, 1, 2, A, 1, X, AF, 2, W, 1, INFO ) CALL CHKXER( 'CUNMRQ', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL CUNMRQ( 'R', 'N', 1, 2, 2, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMRQ', INFOT, NOUT, LERR, OK ) INFOT = 10 CALL CUNMRQ( 'L', 'N', 2, 1, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMRQ', INFOT, NOUT, LERR, OK ) INFOT = 12 CALL CUNMRQ( 'L', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMRQ', INFOT, NOUT, LERR, OK ) INFOT = 12 CALL CUNMRQ( 'R', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO ) CALL CHKXER( 'CUNMRQ', INFOT, NOUT, LERR, OK ) * * CUNMR2 * SRNAMT = 'CUNMR2' INFOT = 1 CALL CUNMR2( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNMR2', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CUNMR2( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNMR2', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL CUNMR2( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNMR2', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL CUNMR2( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNMR2', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNMR2( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNMR2', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNMR2( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNMR2', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNMR2( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNMR2', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL CUNMR2( 'L', 'N', 2, 1, 2, A, 1, X, AF, 2, W, INFO ) CALL CHKXER( 'CUNMR2', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL CUNMR2( 'R', 'N', 1, 2, 2, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNMR2', INFOT, NOUT, LERR, OK ) INFOT = 10 CALL CUNMR2( 'L', 'N', 2, 1, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNMR2', INFOT, NOUT, LERR, OK ) * * Print a summary line. * CALL ALAESM( PATH, OK, NOUT ) * RETURN * * End of CERRRQ * END