# saxpy.f - Man Page

BLAS/SRC/saxpy.f

## Synopsis

### Functions/Subroutines

subroutine **saxpy** (n, sa, sx, incx, sy, incy)**SAXPY**

## Function/Subroutine Documentation

### subroutine saxpy (integer n, real sa, real, dimension(*) sx, integer incx, real, dimension(*) sy, integer incy)

**SAXPY**

**Purpose:**

SAXPY constant times a vector plus a vector. uses unrolled loops for increments equal to one.

**Parameters***N*N is INTEGER number of elements in input vector(s)

*SA*SA is REAL On entry, SA specifies the scalar alpha.

*SX*SX is REAL array, dimension ( 1 + ( N - 1 )*abs( INCX ) )

*INCX*INCX is INTEGER storage spacing between elements of SX

*SY*SY is REAL array, dimension ( 1 + ( N - 1 )*abs( INCY ) )

*INCY*INCY is INTEGER storage spacing between elements of SY

**Author**Univ. of Tennessee

Univ. of California Berkeley

Univ. of Colorado Denver

NAG Ltd.

**Further Details:**

jack dongarra, linpack, 3/11/78. modified 12/3/93, array(1) declarations changed to array(*)

Definition at line **88** of file **saxpy.f**.

## Author

Generated automatically by Doxygen for LAPACK from the source code.

## Referenced By

The man page saxpy(3) is an alias of saxpy.f(3).

Tue Nov 28 2023 12:08:41 Version 3.12.0 LAPACK