--- rpl/lapack/lapack/zlarnv.f 2010/12/21 13:53:51 1.7 +++ rpl/lapack/lapack/zlarnv.f 2011/11/21 20:43:17 1.8 @@ -1,9 +1,108 @@ +*> \brief \b ZLARNV +* +* =========== DOCUMENTATION =========== +* +* Online html documentation available at +* http://www.netlib.org/lapack/explore-html/ +* +*> \htmlonly +*> Download ZLARNV + dependencies +*> +*> [TGZ] +*> +*> [ZIP] +*> +*> [TXT] +*> \endhtmlonly +* +* Definition: +* =========== +* +* SUBROUTINE ZLARNV( IDIST, ISEED, N, X ) +* +* .. Scalar Arguments .. +* INTEGER IDIST, N +* .. +* .. Array Arguments .. +* INTEGER ISEED( 4 ) +* COMPLEX*16 X( * ) +* .. +* +* +*> \par Purpose: +* ============= +*> +*> \verbatim +*> +*> ZLARNV returns a vector of n random complex numbers from a uniform or +*> normal distribution. +*> \endverbatim +* +* Arguments: +* ========== +* +*> \param[in] IDIST +*> \verbatim +*> IDIST is INTEGER +*> Specifies the distribution of the random numbers: +*> = 1: real and imaginary parts each uniform (0,1) +*> = 2: real and imaginary parts each uniform (-1,1) +*> = 3: real and imaginary parts each normal (0,1) +*> = 4: uniformly distributed on the disc abs(z) < 1 +*> = 5: uniformly distributed on the circle abs(z) = 1 +*> \endverbatim +*> +*> \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. +*> \endverbatim +*> +*> \param[out] X +*> \verbatim +*> X is COMPLEX*16 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 complex16OTHERauxiliary +* +*> \par Further Details: +* ===================== +*> +*> \verbatim +*> +*> This routine calls the auxiliary routine DLARUV to generate random +*> real numbers from a uniform (0,1) distribution, in batches of up to +*> 128 using vectorisable code. The Box-Muller method is used to +*> transform numbers from a uniform to a normal distribution. +*> \endverbatim +*> +* ===================================================================== SUBROUTINE ZLARNV( IDIST, 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, -- * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- -* November 2006 +* November 2011 * * .. Scalar Arguments .. INTEGER IDIST, N @@ -13,43 +112,6 @@ COMPLEX*16 X( * ) * .. * -* Purpose -* ======= -* -* ZLARNV returns a vector of n random complex numbers from a uniform or -* normal distribution. -* -* Arguments -* ========= -* -* IDIST (input) INTEGER -* Specifies the distribution of the random numbers: -* = 1: real and imaginary parts each uniform (0,1) -* = 2: real and imaginary parts each uniform (-1,1) -* = 3: real and imaginary parts each normal (0,1) -* = 4: uniformly distributed on the disc abs(z) < 1 -* = 5: uniformly distributed on the circle abs(z) = 1 -* -* 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. -* -* X (output) COMPLEX*16 array, dimension (N) -* The generated random numbers. -* -* Further Details -* =============== -* -* This routine calls the auxiliary routine DLARUV to generate random -* real numbers from a uniform (0,1) distribution, in batches of up to -* 128 using vectorisable code. The Box-Muller method is used to -* transform numbers from a uniform to a normal distribution. -* * ===================================================================== * * .. Parameters ..