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Diff for /rpl/lapack/lapack/dlaruv.f between versions 1.7 and 1.8

version 1.7, 2010/12/21 13:53:32 version 1.8, 2011/11/21 20:42:58
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   *> \brief \b DLARUV
   *
   *  =========== DOCUMENTATION ===========
   *
   * Online html documentation available at 
   *            http://www.netlib.org/lapack/explore-html/ 
   *
   *> \htmlonly
   *> Download DLARUV + dependencies 
   *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/dlaruv.f"> 
   *> [TGZ]</a> 
   *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/dlaruv.f"> 
   *> [ZIP]</a> 
   *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/dlaruv.f"> 
   *> [TXT]</a>
   *> \endhtmlonly 
   *
   *  Definition:
   *  ===========
   *
   *       SUBROUTINE DLARUV( ISEED, N, X )
   * 
   *       .. Scalar Arguments ..
   *       INTEGER            N
   *       ..
   *       .. Array Arguments ..
   *       INTEGER            ISEED( 4 )
   *       DOUBLE PRECISION   X( N )
   *       ..
   *  
   *
   *> \par Purpose:
   *  =============
   *>
   *> \verbatim
   *>
   *> DLARUV returns a vector of n random real numbers from a uniform (0,1)
   *> distribution (n <= 128).
   *>
   *> This is an auxiliary routine called by DLARNV and ZLARNV.
   *> \endverbatim
   *
   *  Arguments:
   *  ==========
   *
   *> \param[in,out] ISEED
   *> \verbatim
   *>          ISEED is INTEGER array, dimension (4)
   *>          On entry, the seed of the random number generator; the array
   *>          elements must be between 0 and 4095, and ISEED(4) must be
   *>          odd.
   *>          On exit, the seed is updated.
   *> \endverbatim
   *>
   *> \param[in] N
   *> \verbatim
   *>          N is INTEGER
   *>          The number of random numbers to be generated. N <= 128.
   *> \endverbatim
   *>
   *> \param[out] X
   *> \verbatim
   *>          X is DOUBLE PRECISION array, dimension (N)
   *>          The generated random numbers.
   *> \endverbatim
   *
   *  Authors:
   *  ========
   *
   *> \author Univ. of Tennessee 
   *> \author Univ. of California Berkeley 
   *> \author Univ. of Colorado Denver 
   *> \author NAG Ltd. 
   *
   *> \date November 2011
   *
   *> \ingroup auxOTHERauxiliary
   *
   *> \par Further Details:
   *  =====================
   *>
   *> \verbatim
   *>
   *>  This routine uses a multiplicative congruential method with modulus
   *>  2**48 and multiplier 33952834046453 (see G.S.Fishman,
   *>  'Multiplicative congruential random number generators with modulus
   *>  2**b: an exhaustive analysis for b = 32 and a partial analysis for
   *>  b = 48', Math. Comp. 189, pp 331-344, 1990).
   *>
   *>  48-bit integers are stored in 4 integer array elements with 12 bits
   *>  per element. Hence the routine is portable across machines with
   *>  integers of 32 bits or more.
   *> \endverbatim
   *>
   *  =====================================================================
       SUBROUTINE DLARUV( ISEED, N, X )        SUBROUTINE DLARUV( ISEED, N, X )
 *  *
 *  -- LAPACK auxiliary routine (version 3.2) --  *  -- LAPACK auxiliary routine (version 3.4.0) --
 *  -- 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..--
 *     November 2006  *     November 2011
 *  *
 *     .. Scalar Arguments ..  *     .. Scalar Arguments ..
       INTEGER            N        INTEGER            N
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       DOUBLE PRECISION   X( N )        DOUBLE PRECISION   X( N )
 *     ..  *     ..
 *  *
 *  Purpose  
 *  =======  
 *  
 *  DLARUV returns a vector of n random real numbers from a uniform (0,1)  
 *  distribution (n <= 128).  
 *  
 *  This is an auxiliary routine called by DLARNV and ZLARNV.  
 *  
 *  Arguments  
 *  =========  
 *  
 *  ISEED   (input/output) INTEGER array, dimension (4)  
 *          On entry, the seed of the random number generator; the array  
 *          elements must be between 0 and 4095, and ISEED(4) must be  
 *          odd.  
 *          On exit, the seed is updated.  
 *  
 *  N       (input) INTEGER  
 *          The number of random numbers to be generated. N <= 128.  
 *  
 *  X       (output) DOUBLE PRECISION array, dimension (N)  
 *          The generated random numbers.  
 *  
 *  Further Details  
 *  ===============  
 *  
 *  This routine uses a multiplicative congruential method with modulus  
 *  2**48 and multiplier 33952834046453 (see G.S.Fishman,  
 *  'Multiplicative congruential random number generators with modulus  
 *  2**b: an exhaustive analysis for b = 32 and a partial analysis for  
 *  b = 48', Math. Comp. 189, pp 331-344, 1990).  
 *  
 *  48-bit integers are stored in 4 integer array elements with 12 bits  
 *  per element. Hence the routine is portable across machines with  
 *  integers of 32 bits or more.  
 *  
 *  =====================================================================  *  =====================================================================
 *  *
 *     .. Parameters ..  *     .. Parameters ..
Removed from v.1.7  
changed lines
  Added in v.1.8

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