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author | jofret | 2009-04-28 07:17:00 +0000 |
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committer | jofret | 2009-04-28 07:17:00 +0000 |
commit | 8c8d2f518968ce7057eec6aa5cd5aec8faab861a (patch) | |
tree | 3dd1788b71d6a3ce2b73d2d475a3133580e17530 /src/lib/lapack/zrot.f | |
parent | 9f652ffc16a310ac6641a9766c5b9e2671e0e9cb (diff) | |
download | scilab2c-8c8d2f518968ce7057eec6aa5cd5aec8faab861a.tar.gz scilab2c-8c8d2f518968ce7057eec6aa5cd5aec8faab861a.tar.bz2 scilab2c-8c8d2f518968ce7057eec6aa5cd5aec8faab861a.zip |
Moving lapack to right place
Diffstat (limited to 'src/lib/lapack/zrot.f')
-rw-r--r-- | src/lib/lapack/zrot.f | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/src/lib/lapack/zrot.f b/src/lib/lapack/zrot.f deleted file mode 100644 index 9c548e23..00000000 --- a/src/lib/lapack/zrot.f +++ /dev/null @@ -1,91 +0,0 @@ - SUBROUTINE ZROT( N, CX, INCX, CY, INCY, C, S ) -* -* -- LAPACK auxiliary routine (version 3.1) -- -* Univ. of Tennessee, Univ. of California Berkeley and NAG Ltd.. -* November 2006 -* -* .. Scalar Arguments .. - INTEGER INCX, INCY, N - DOUBLE PRECISION C - COMPLEX*16 S -* .. -* .. Array Arguments .. - COMPLEX*16 CX( * ), CY( * ) -* .. -* -* Purpose -* ======= -* -* ZROT applies a plane rotation, where the cos (C) is real and the -* sin (S) is complex, and the vectors CX and CY are complex. -* -* Arguments -* ========= -* -* N (input) INTEGER -* The number of elements in the vectors CX and CY. -* -* CX (input/output) COMPLEX*16 array, dimension (N) -* On input, the vector X. -* On output, CX is overwritten with C*X + S*Y. -* -* INCX (input) INTEGER -* The increment between successive values of CY. INCX <> 0. -* -* CY (input/output) COMPLEX*16 array, dimension (N) -* On input, the vector Y. -* On output, CY is overwritten with -CONJG(S)*X + C*Y. -* -* INCY (input) INTEGER -* The increment between successive values of CY. INCX <> 0. -* -* C (input) DOUBLE PRECISION -* S (input) COMPLEX*16 -* C and S define a rotation -* [ C S ] -* [ -conjg(S) C ] -* where C*C + S*CONJG(S) = 1.0. -* -* ===================================================================== -* -* .. Local Scalars .. - INTEGER I, IX, IY - COMPLEX*16 STEMP -* .. -* .. Intrinsic Functions .. - INTRINSIC DCONJG -* .. -* .. Executable Statements .. -* - IF( N.LE.0 ) - $ RETURN - IF( INCX.EQ.1 .AND. INCY.EQ.1 ) - $ GO TO 20 -* -* Code for unequal increments or equal increments not equal to 1 -* - IX = 1 - IY = 1 - IF( INCX.LT.0 ) - $ IX = ( -N+1 )*INCX + 1 - IF( INCY.LT.0 ) - $ IY = ( -N+1 )*INCY + 1 - DO 10 I = 1, N - STEMP = C*CX( IX ) + S*CY( IY ) - CY( IY ) = C*CY( IY ) - DCONJG( S )*CX( IX ) - CX( IX ) = STEMP - IX = IX + INCX - IY = IY + INCY - 10 CONTINUE - RETURN -* -* Code for both increments equal to 1 -* - 20 CONTINUE - DO 30 I = 1, N - STEMP = C*CX( I ) + S*CY( I ) - CY( I ) = C*CY( I ) - DCONJG( S )*CX( I ) - CX( I ) = STEMP - 30 CONTINUE - RETURN - END |