nag_zhpr (f16sqc) performs a Hermitian rank-1 update on a complex Hermitian matrix stored in packed form.
nag_zhpr (f16sqc) performs the Hermitian rank-1 update operation
where
is an
by
complex Hermitian matrix, stored in packed form,
is an
-element complex vector, while
and
are real scalars.
Basic Linear Algebra Subprograms Technical (BLAST) Forum (2001)
Basic Linear Algebra Subprograms Technical (BLAST) Forum Standard University of Tennessee, Knoxville, Tennessee
http://www.netlib.org/blas/blast-forum/blas-report.pdfThe BLAS standard requires accurate implementations which avoid unnecessary over/underflow (see Section 2.7 of
Basic Linear Algebra Subprograms Technical (BLAST) Forum (2001)).
Not applicable.
None.
Perform rank-1 update of complex Hermitian matrix
, stored in packed storage format, using vector
:
where
is the
by
Hermitian matrix given by
and