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Diff for /rpl/lapack/lapack/dgsvj0.f between versions 1.20 and 1.21

version 1.20, 2020/05/21 21:45:57 version 1.21, 2023/08/07 08:38:51
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 *> \author Univ. of Colorado Denver  *> \author Univ. of Colorado Denver
 *> \author NAG Ltd.  *> \author NAG Ltd.
 *  *
 *> \date November 2017  
 *  
 *> \ingroup doubleOTHERcomputational  *> \ingroup doubleOTHERcomputational
 *  *
 *> \par Further Details:  *> \par Further Details:
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       SUBROUTINE DGSVJ0( JOBV, M, N, A, LDA, D, SVA, MV, V, LDV, EPS,        SUBROUTINE DGSVJ0( JOBV, M, N, A, LDA, D, SVA, MV, V, LDV, EPS,
      $                   SFMIN, TOL, NSWEEP, WORK, LWORK, INFO )       $                   SFMIN, TOL, NSWEEP, WORK, LWORK, INFO )
 *  *
 *  -- LAPACK computational routine (version 3.8.0) --  *  -- LAPACK computational 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..--
 *     November 2017  
 *  *
 *     .. Scalar Arguments ..  *     .. Scalar Arguments ..
       INTEGER            INFO, LDA, LDV, LWORK, M, MV, N, NSWEEP        INTEGER            INFO, LDA, LDV, LWORK, M, MV, N, NSWEEP
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 *        Some BLAS implementations compute DNRM2(M,A(1,p),1)  *        Some BLAS implementations compute DNRM2(M,A(1,p),1)
 *        as DSQRT(DDOT(M,A(1,p),1,A(1,p),1)), which may result in  *        as DSQRT(DDOT(M,A(1,p),1,A(1,p),1)), which may result in
 *        overflow for ||A(:,p)||_2 > DSQRT(overflow_threshold), and  *        overflow for ||A(:,p)||_2 > DSQRT(overflow_threshold), and
 *        undeflow for ||A(:,p)||_2 < DSQRT(underflow_threshold).  *        underflow for ||A(:,p)||_2 < DSQRT(underflow_threshold).
 *        Hence, DNRM2 cannot be trusted, not even in the case when  *        Hence, DNRM2 cannot be trusted, not even in the case when
 *        the true norm is far from the under(over)flow boundaries.  *        the true norm is far from the under(over)flow boundaries.
 *        If properly implemented DNRM2 is available, the IF-THEN-ELSE  *        If properly implemented DNRM2 is available, the IF-THEN-ELSE
Removed from v.1.20  
changed lines
  Added in v.1.21

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