--- rpl/lapack/blas/dcopy.f	2011/07/22 07:38:01	1.7
+++ rpl/lapack/blas/dcopy.f	2023/08/07 08:38:42	1.16
@@ -1,4 +1,89 @@
+*> \brief \b DCOPY
+*
+*  =========== DOCUMENTATION ===========
+*
+* Online html documentation available at
+*            http://www.netlib.org/lapack/explore-html/
+*
+*  Definition:
+*  ===========
+*
+*       SUBROUTINE DCOPY(N,DX,INCX,DY,INCY)
+*
+*       .. Scalar Arguments ..
+*       INTEGER INCX,INCY,N
+*       ..
+*       .. Array Arguments ..
+*       DOUBLE PRECISION DX(*),DY(*)
+*       ..
+*
+*
+*> \par Purpose:
+*  =============
+*>
+*> \verbatim
+*>
+*>    DCOPY copies a vector, x, to a vector, y.
+*>    uses unrolled loops for increments equal to 1.
+*> \endverbatim
+*
+*  Arguments:
+*  ==========
+*
+*> \param[in] N
+*> \verbatim
+*>          N is INTEGER
+*>         number of elements in input vector(s)
+*> \endverbatim
+*>
+*> \param[in] DX
+*> \verbatim
+*>          DX is DOUBLE PRECISION array, dimension ( 1 + ( N - 1 )*abs( INCX ) )
+*> \endverbatim
+*>
+*> \param[in] INCX
+*> \verbatim
+*>          INCX is INTEGER
+*>         storage spacing between elements of DX
+*> \endverbatim
+*>
+*> \param[out] DY
+*> \verbatim
+*>          DY is DOUBLE PRECISION array, dimension ( 1 + ( N - 1 )*abs( INCY ) )
+*> \endverbatim
+*>
+*> \param[in] INCY
+*> \verbatim
+*>          INCY is INTEGER
+*>         storage spacing between elements of DY
+*> \endverbatim
+*
+*  Authors:
+*  ========
+*
+*> \author Univ. of Tennessee
+*> \author Univ. of California Berkeley
+*> \author Univ. of Colorado Denver
+*> \author NAG Ltd.
+*
+*> \ingroup double_blas_level1
+*
+*> \par Further Details:
+*  =====================
+*>
+*> \verbatim
+*>
+*>     jack dongarra, linpack, 3/11/78.
+*>     modified 12/3/93, array(1) declarations changed to array(*)
+*> \endverbatim
+*>
+*  =====================================================================
       SUBROUTINE DCOPY(N,DX,INCX,DY,INCY)
+*
+*  -- Reference BLAS level1 routine --
+*  -- Reference BLAS is a software package provided by Univ. of Tennessee,    --
+*  -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
+*
 *     .. Scalar Arguments ..
       INTEGER INCX,INCY,N
 *     ..
@@ -6,18 +91,6 @@
       DOUBLE PRECISION DX(*),DY(*)
 *     ..
 *
-*  Purpose
-*  =======
-*
-*     DCOPY copies a vector, x, to a vector, y.
-*     uses unrolled loops for increments equal to one.
-*
-*  Further Details
-*  ===============
-*
-*     jack dongarra, linpack, 3/11/78.
-*     modified 12/3/93, array(1) declarations changed to array(*)
-*
 *  =====================================================================
 *
 *     .. Local Scalars ..
@@ -40,7 +113,7 @@
                DY(I) = DX(I)
             END DO
             IF (N.LT.7) RETURN
-         END IF   
+         END IF
          MP1 = M + 1
          DO I = MP1,N,7
             DY(I) = DX(I)
@@ -51,7 +124,7 @@
             DY(I+5) = DX(I+5)
             DY(I+6) = DX(I+6)
          END DO
-      ELSE      
+      ELSE
 *
 *        code for unequal increments or equal increments
 *          not equal to 1
@@ -67,4 +140,7 @@
          END DO
       END IF
       RETURN
+*
+*     End of DCOPY
+*
       END