Diff for /rpl/lapack/blas/dsdot.f between versions 1.5 and 1.6

version 1.5, 2011/07/22 07:38:01 version 1.6, 2011/11/21 20:37:07
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   *> \brief \b DSDOT
   *
   *  =========== DOCUMENTATION ===========
   *
   * Online html documentation available at 
   *            http://www.netlib.org/lapack/explore-html/ 
   *
   *  Definition:
   *  ===========
   *
   *       DOUBLE PRECISION FUNCTION DSDOT(N,SX,INCX,SY,INCY)
   * 
   *       .. Scalar Arguments ..
   *       INTEGER INCX,INCY,N
   *       ..
   *       .. Array Arguments ..
   *       REAL SX(*),SY(*)
   *       ..
   *  
   *    AUTHORS
   *    =======
   *    Lawson, C. L., (JPL), Hanson, R. J., (SNLA), 
   *    Kincaid, D. R., (U. of Texas), Krogh, F. T., (JPL)
   *  
   *
   *> \par Purpose:
   *  =============
   *>
   *> \verbatim
   *>
   *> Compute the inner product of two vectors with extended
   *> precision accumulation and result.
   *>
   *> Returns D.P. dot product accumulated in D.P., for S.P. SX and SY
   *> DSDOT = sum for I = 0 to N-1 of  SX(LX+I*INCX) * SY(LY+I*INCY),
   *> where LX = 1 if INCX .GE. 0, else LX = 1+(1-N)*INCX, and LY is
   *> defined in a similar way using INCY.
   *> \endverbatim
   *
   *  Arguments:
   *  ==========
   *
   *> \param[in] N
   *> \verbatim
   *>          N is INTEGER
   *>         number of elements in input vector(s)
   *> \endverbatim
   *>
   *> \param[in] SX
   *> \verbatim
   *>          SX is REAL array, dimension(N)
   *>         single precision vector with N elements
   *> \endverbatim
   *>
   *> \param[in] INCX
   *> \verbatim
   *>          INCX is INTEGER
   *>          storage spacing between elements of SX
   *> \endverbatim
   *>
   *> \param[in] SY
   *> \verbatim
   *>          SY is REAL array, dimension(N)
   *>         single precision vector with N elements
   *> \endverbatim
   *>
   *> \param[in] INCY
   *> \verbatim
   *>          INCY is INTEGER
   *>         storage spacing between elements of SY
   *> \endverbatim
   *>
   *> \result DSDOT
   *> \verbatim
   *>          DSDOT is DOUBLE PRECISION
   *>         DSDOT  double precision dot product (zero if N.LE.0)
   *> \endverbatim
   *
   *  Authors:
   *  ========
   *
   *> \author Univ. of Tennessee 
   *> \author Univ. of California Berkeley 
   *> \author Univ. of Colorado Denver 
   *> \author NAG Ltd. 
   *
   *> \date November 2011
   *
   *> \ingroup double_blas_level1
   *
   *> \par Further Details:
   *  =====================
   *>
   *> \verbatim
   *> \endverbatim
   *
   *> \par References:
   *  ================
   *>
   *> \verbatim
   *>
   *>      
   *>  C. L. Lawson, R. J. Hanson, D. R. Kincaid and F. T.
   *>  Krogh, Basic linear algebra subprograms for Fortran
   *>  usage, Algorithm No. 539, Transactions on Mathematical
   *>  Software 5, 3 (September 1979), pp. 308-323.
   *>
   *>  REVISION HISTORY  (YYMMDD)
   *>
   *>  791001  DATE WRITTEN
   *>  890831  Modified array declarations.  (WRB)
   *>  890831  REVISION DATE from Version 3.2
   *>  891214  Prologue converted to Version 4.0 format.  (BAB)
   *>  920310  Corrected definition of LX in DESCRIPTION.  (WRB)
   *>  920501  Reformatted the REFERENCES section.  (WRB)
   *>  070118  Reformat to LAPACK style (JL)
   *> \endverbatim
   *>
   *  =====================================================================
       DOUBLE PRECISION FUNCTION DSDOT(N,SX,INCX,SY,INCY)        DOUBLE PRECISION FUNCTION DSDOT(N,SX,INCX,SY,INCY)
   *
   *  -- Reference BLAS level1 routine (version 3.4.0) --
   *  -- Reference BLAS is a software package provided by Univ. of Tennessee,    --
   *  -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
   *     November 2011
   *
 *     .. Scalar Arguments ..  *     .. Scalar Arguments ..
       INTEGER INCX,INCY,N        INTEGER INCX,INCY,N
 *     ..  *     ..
Line 6 Line 131
       REAL SX(*),SY(*)        REAL SX(*),SY(*)
 *     ..  *     ..
 *  *
 *  AUTHORS  *  Authors:
 *  =======  *  ========
 *  Lawson, C. L., (JPL), Hanson, R. J., (SNLA),   *  Lawson, C. L., (JPL), Hanson, R. J., (SNLA), 
 *  Kincaid, D. R., (U. of Texas), Krogh, F. T., (JPL)  *  Kincaid, D. R., (U. of Texas), Krogh, F. T., (JPL)
 *  *
 *  Purpose  
 *  =======  
 *  Compute the inner product of two vectors with extended  
 *  precision accumulation and result.  
 *  
 *  Returns D.P. dot product accumulated in D.P., for S.P. SX and SY  
 *  DSDOT = sum for I = 0 to N-1 of  SX(LX+I*INCX) * SY(LY+I*INCY),  
 *  where LX = 1 if INCX .GE. 0, else LX = 1+(1-N)*INCX, and LY is  
 *  defined in a similar way using INCY.  
 *  
 *  Arguments  
 *  =========  
 *  
 *  N      (input) INTEGER  
 *         number of elements in input vector(s)  
 *  
 *  SX     (input) REAL array, dimension(N)  
 *         single precision vector with N elements  
 *  
 *  INCX   (input) INTEGER  
 *          storage spacing between elements of SX  
 *  
 *  SY     (input) REAL array, dimension(N)  
 *         single precision vector with N elements  
 *  
 *  INCY   (input) INTEGER  
 *         storage spacing between elements of SY  
 *  
 *  DSDOT  (output) DOUBLE PRECISION  
 *         DSDOT  double precision dot product (zero if N.LE.0)  
 *  
 *  Further Details  
 *  ===============  
 *  
 *  REFERENCES  
 *        
 *  C. L. Lawson, R. J. Hanson, D. R. Kincaid and F. T.  
 *  Krogh, Basic linear algebra subprograms for Fortran  
 *  usage, Algorithm No. 539, Transactions on Mathematical  
 *  Software 5, 3 (September 1979), pp. 308-323.  
 *  
 *  REVISION HISTORY  (YYMMDD)  
 *  
 *  791001  DATE WRITTEN  
 *  890831  Modified array declarations.  (WRB)  
 *  890831  REVISION DATE from Version 3.2  
 *  891214  Prologue converted to Version 4.0 format.  (BAB)  
 *  920310  Corrected definition of LX in DESCRIPTION.  (WRB)  
 *  920501  Reformatted the REFERENCES section.  (WRB)  
 *  070118  Reformat to LAPACK style (JL)  
 *  
 *  =====================================================================  *  =====================================================================
 *  *
 *     .. Local Scalars ..  *     .. Local Scalars ..

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  Added in v.1.6


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