version 1.18, 2018/05/29 07:17:56
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version 1.19, 2023/08/07 08:38:54
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*> |
*> |
*> \verbatim |
*> \verbatim |
*> |
*> |
*> DLAG2S converts a DOUBLE PRECISION matrix, SA, to a SINGLE |
*> DLAG2S converts a DOUBLE PRECISION matrix, A, to a SINGLE |
*> PRECISION matrix, A. |
*> PRECISION matrix, SA. |
*> |
*> |
*> RMAX is the overflow for the SINGLE PRECISION arithmetic |
*> RMAX is the overflow for the SINGLE PRECISION arithmetic |
*> DLAG2S checks that all the entries of A are between -RMAX and |
*> DLAG2S checks that all the entries of A are between -RMAX and |
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*> \author Univ. of Colorado Denver |
*> \author Univ. of Colorado Denver |
*> \author NAG Ltd. |
*> \author NAG Ltd. |
* |
* |
*> \date December 2016 |
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* |
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*> \ingroup doubleOTHERauxiliary |
*> \ingroup doubleOTHERauxiliary |
* |
* |
* ===================================================================== |
* ===================================================================== |
SUBROUTINE DLAG2S( M, N, A, LDA, SA, LDSA, INFO ) |
SUBROUTINE DLAG2S( M, N, A, LDA, SA, LDSA, INFO ) |
* |
* |
* -- LAPACK auxiliary routine (version 3.7.0) -- |
* -- LAPACK auxiliary routine -- |
* -- 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..-- |
* December 2016 |
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* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
INTEGER INFO, LDA, LDSA, M, N |
INTEGER INFO, LDA, LDSA, M, N |
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REAL SLAMCH |
REAL SLAMCH |
EXTERNAL SLAMCH |
EXTERNAL SLAMCH |
* .. |
* .. |
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* .. Intrinsic Functions .. |
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INTRINSIC REAL |
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* .. |
* .. Executable Statements .. |
* .. Executable Statements .. |
* |
* |
RMAX = SLAMCH( 'O' ) |
RMAX = SLAMCH( 'O' ) |
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INFO = 1 |
INFO = 1 |
GO TO 30 |
GO TO 30 |
END IF |
END IF |
SA( I, J ) = A( I, J ) |
SA( I, J ) = REAL( A( I, J ) ) |
10 CONTINUE |
10 CONTINUE |
20 CONTINUE |
20 CONTINUE |
INFO = 0 |
INFO = 0 |