version 1.5, 2010/12/21 13:53:36
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version 1.6, 2011/07/22 07:38:09
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SUBROUTINE DPFTRS( TRANSR, UPLO, N, NRHS, A, B, LDB, INFO ) |
SUBROUTINE DPFTRS( TRANSR, UPLO, N, NRHS, A, B, LDB, INFO ) |
* |
* |
* -- LAPACK routine (version 3.3.0) -- |
* -- LAPACK routine (version 3.3.1) -- |
* |
* |
* -- Contributed by Fred Gustavson of the IBM Watson Research Center -- |
* -- Contributed by Fred Gustavson of the IBM Watson Research Center -- |
* November 2010 |
* -- April 2011 -- |
* |
* |
* -- LAPACK is a software package provided by Univ. of Tennessee, -- |
* -- LAPACK is a software package provided by Univ. of Tennessee, -- |
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- |
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- |
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* Quick return if possible |
* Quick return if possible |
* |
* |
IF( N.EQ.0 .OR. NRHS.EQ.0 ) |
IF( N.EQ.0 .OR. NRHS.EQ.0 ) |
+ RETURN |
$ RETURN |
* |
* |
* start execution: there are two triangular solves |
* start execution: there are two triangular solves |
* |
* |
IF( LOWER ) THEN |
IF( LOWER ) THEN |
CALL DTFSM( TRANSR, 'L', UPLO, 'N', 'N', N, NRHS, ONE, A, B, |
CALL DTFSM( TRANSR, 'L', UPLO, 'N', 'N', N, NRHS, ONE, A, B, |
+ LDB ) |
$ LDB ) |
CALL DTFSM( TRANSR, 'L', UPLO, 'T', 'N', N, NRHS, ONE, A, B, |
CALL DTFSM( TRANSR, 'L', UPLO, 'T', 'N', N, NRHS, ONE, A, B, |
+ LDB ) |
$ LDB ) |
ELSE |
ELSE |
CALL DTFSM( TRANSR, 'L', UPLO, 'T', 'N', N, NRHS, ONE, A, B, |
CALL DTFSM( TRANSR, 'L', UPLO, 'T', 'N', N, NRHS, ONE, A, B, |
+ LDB ) |
$ LDB ) |
CALL DTFSM( TRANSR, 'L', UPLO, 'N', 'N', N, NRHS, ONE, A, B, |
CALL DTFSM( TRANSR, 'L', UPLO, 'N', 'N', N, NRHS, ONE, A, B, |
+ LDB ) |
$ LDB ) |
END IF |
END IF |
* |
* |
RETURN |
RETURN |