[BACK]Return to dgeqr.f CVS log [TXT] [DIR] Up to [local] / rpl / lapack / lapack

Diff for /rpl/lapack/lapack/dgeqr.f between versions 1.3 and 1.4

version 1.3, 2018/05/29 07:17:52 version 1.4, 2020/05/21 21:45:56
Line 1 Line 1
   *> \brief \b DGEQR
 *  *
 *  Definition:  *  Definition:
 *  ===========  *  ===========
Line 17 Line 18
 *  =============  *  =============
 *>  *>
 *> \verbatim  *> \verbatim
 *> DGEQR computes a QR factorization of an M-by-N matrix A.  *>
   *> DGEQR computes a QR factorization of a real M-by-N matrix A:
   *>
   *>    A = Q * ( R ),
   *>            ( 0 )
   *>
   *> where:
   *>
   *>    Q is a M-by-M orthogonal matrix;
   *>    R is an upper-triangular N-by-N matrix;
   *>    0 is a (M-N)-by-N zero matrix, if M > N.
   *>
 *> \endverbatim  *> \endverbatim
 *  *
 *  Arguments:  *  Arguments:
Line 138 Line 150
 *> \verbatim  *> \verbatim
 *>  *>
 *> These details are particular for this LAPACK implementation. Users should not   *> These details are particular for this LAPACK implementation. Users should not 
 *> take them for granted. These details may change in the future, and are unlikely not  *> take them for granted. These details may change in the future, and are not likely
 *> true for another LAPACK implementation. These details are relevant if one wants  *> true for another LAPACK implementation. These details are relevant if one wants
 *> to try to understand the code. They are not part of the interface.  *> to try to understand the code. They are not part of the interface.
 *>  *>
Line 160 Line 172
       SUBROUTINE DGEQR( M, N, A, LDA, T, TSIZE, WORK, LWORK,        SUBROUTINE DGEQR( M, N, A, LDA, T, TSIZE, WORK, LWORK,
      $                  INFO )       $                  INFO )
 *  *
 *  -- LAPACK computational routine (version 3.7.0) --  *  -- LAPACK computational routine (version 3.9.0) --
 *  -- 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  *     November 2019
 *  *
 *     .. Scalar Arguments ..  *     .. Scalar Arguments ..
       INTEGER            INFO, LDA, M, N, TSIZE, LWORK        INTEGER            INFO, LDA, M, N, TSIZE, LWORK
Removed from v.1.3  
changed lines
  Added in v.1.4

CVSweb interface <joel.bertrand@systella.fr>