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version 1.7, 2010/12/21 13:53:38
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version 1.8, 2011/07/22 07:38:11
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| SUBROUTINE DSTEQR( COMPZ, N, D, E, Z, LDZ, WORK, INFO ) |
SUBROUTINE DSTEQR( COMPZ, N, D, E, Z, LDZ, WORK, 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 .. |
| CHARACTER COMPZ |
CHARACTER COMPZ |
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| * |
* |
| * Scale submatrix in rows and columns L to LEND |
* Scale submatrix in rows and columns L to LEND |
| * |
* |
| ANORM = DLANST( 'I', LEND-L+1, D( L ), E( L ) ) |
ANORM = DLANST( 'M', LEND-L+1, D( L ), E( L ) ) |
| ISCALE = 0 |
ISCALE = 0 |
| IF( ANORM.EQ.ZERO ) |
IF( ANORM.EQ.ZERO ) |
| $ GO TO 10 |
$ GO TO 10 |
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