{hp,sp}r: Hermitian/symmetric rank-1 update

Functions
subroutine	chpr (uplo, n, alpha, x, incx, ap)
	CHPR
subroutine	dspr (uplo, n, alpha, x, incx, ap)
	DSPR
subroutine	sspr (uplo, n, alpha, x, incx, ap)
	SSPR
subroutine	zhpr (uplo, n, alpha, x, incx, ap)
	ZHPR
subroutine	cspr (uplo, n, alpha, x, incx, ap)
	CSPR performs the symmetrical rank-1 update of a complex symmetric packed matrix.
subroutine	zspr (uplo, n, alpha, x, incx, ap)
	ZSPR performs the symmetrical rank-1 update of a complex symmetric packed matrix.

Detailed Description