nag_drscl (f06fec) multiplies a real vector by the reciprocal of a scalar.
nag_drscl (f06fec) performs the operation
-element real vector scattered with stride incx
is a real nonzero scalar.
nag_drscl (f06fec) makes calls to BLAS and/or LAPACK routines, which may be threaded within the vendor library used by this implementation. Consult the documentation for the vendor library for further information.
Please consult the x06 Chapter Introduction
for information on how to control and interrogate the OpenMP environment used within this function. Please also consult the Users' Note
for your implementation for any additional implementation-specific information.