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LAPACK
3.7.0
LAPACK: Linear Algebra PACKage
|
| subroutine dswap | ( | integer | N, |
| double precision, dimension(*) | DX, | ||
| integer | INCX, | ||
| double precision, dimension(*) | DY, | ||
| integer | INCY | ||
| ) |
DSWAP
interchanges two vectors.
uses unrolled loops for increments equal one. jack dongarra, linpack, 3/11/78.
modified 12/3/93, array(1) declarations changed to array(*)