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version 1.7, 2010/12/21 13:53:55
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version 1.8, 2011/07/22 07:38:19
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| SUBROUTINE ZPTSV( N, NRHS, D, E, B, LDB, INFO ) |
SUBROUTINE ZPTSV( N, NRHS, D, E, B, LDB, INFO ) |
| * |
* |
| * -- LAPACK routine (version 3.2) -- |
* -- LAPACK routine (version 3.3.1) -- |
| * -- 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..-- |
| * November 2006 |
* -- April 2011 -- |
| * |
* |
| * .. Scalar Arguments .. |
* .. Scalar Arguments .. |
| INTEGER INFO, LDB, N, NRHS |
INTEGER INFO, LDB, N, NRHS |
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| * A. E can also be regarded as the superdiagonal of the unit |
* A. E can also be regarded as the superdiagonal of the unit |
| * bidiagonal factor U from the U**H*D*U factorization of A. |
* bidiagonal factor U from the U**H*D*U factorization of A. |
| * |
* |
| * B (input/output) COMPLEX*16 array, dimension (LDB,N) |
* B (input/output) COMPLEX*16 array, dimension (LDB,NRHS) |
| * On entry, the N-by-NRHS right hand side matrix B. |
* On entry, the N-by-NRHS right hand side matrix B. |
| * On exit, if INFO = 0, the N-by-NRHS solution matrix X. |
* On exit, if INFO = 0, the N-by-NRHS solution matrix X. |
| * |
* |
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| RETURN |
RETURN |
| END IF |
END IF |
| * |
* |
| * Compute the L*D*L' (or U'*D*U) factorization of A. |
* Compute the L*D*L**H (or U**H*D*U) factorization of A. |
| * |
* |
| CALL ZPTTRF( N, D, E, INFO ) |
CALL ZPTTRF( N, D, E, INFO ) |
| IF( INFO.EQ.0 ) THEN |
IF( INFO.EQ.0 ) THEN |
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