NAME¶

ISAMAX - ISAMAX find the index of element having max

SYNOPSIS¶

INTEGER FUNCTION

ISAMAX(N,SX,INCX)

INTEGER INCX,N REAL SX(*)

PURPOSE¶

ISAMAX finds the index of element having max. absolute value.

FURTHER DETAILS¶

jack dongarra, linpack, 3/11/78.
modified 3/93 to return if incx .le. 0.
modified 12/3/93, array(1) declarations changed to array(*)