HP MLIB User's Guide Vol. 1 7th Ed.

150 HP MLIB User’s Guide
SZERO/DZERO/IZERO/CZERO/ZZERO Clear vector
Name SZERO/DZERO/IZERO/CZERO/ZZERO
Clear vector
Purpose These subprograms set all of the elements of a real, integer, or complex n-vector
x to zero. The vector can be stored in a one-dimensional array or in either a row
or a column of a two-dimensional array.
Usage VECLIB:
INTEGER*4 n, incx
REAL*4 x(lenx)
CALL SZERO(n, x, incx)
INTEGER*4 n, incx
REAL*8 x(lenx)
CALL DZERO(n, x, incx)
INTEGER*4 n, incx, x(lenx)
CALL IZERO(n, x, incx)
INTEGER*4 n, incx
COMPLEX*8 x(lenx)
CALL CZERO(n, x, incx)
INTEGER*4 n, incx
COMPLEX*16 x(lenx)
CALL ZZERO(n, x, incx)
VECLIB8:
INTEGER*8 n, incx
REAL*4 x(lenx)
CALL SZERO(n, x, incx)
INTEGER*8 n, incx
REAL*8 x(lenx)
CALL DZERO(n, x, incx)
INTEGER*8 n, incx, x(lenx)
CALL IZERO(n, x, incx)
INTEGER*8 n, incx
COMPLEX*8 x(lenx)
CALL CZERO(n, x, incx)