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LAPACK
3.5.0
LAPACK: Linear Algebra PACKage
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Functions/Subroutines | |
subroutine | dscal (N, DA, DX, INCX) |
DSCAL |
subroutine dscal | ( | integer | N, |
double precision | DA, | ||
double precision, dimension(*) | DX, | ||
integer | INCX | ||
) |
DSCAL
DSCAL scales a vector by a constant. uses unrolled loops for increment equal to one.
jack dongarra, linpack, 3/11/78. modified 3/93 to return if incx .le. 0. modified 12/3/93, array(1) declarations changed to array(*)