2. EL 9
  3. blas
  4. idamax.f(3)

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idamax.f(3) LAPACK idamax.f(3)

NAME

idamax.f

SYNOPSIS

Functions/Subroutines


integer function idamax (N, DX, INCX)
IDAMAX

Function/Subroutine Documentation

integer function idamax (integer N, double precision, dimension(*) DX, integer INCX)

IDAMAX

Purpose: 



    IDAMAX finds the index of the first element having maximum absolute value.

Parameters:

N 



          N is INTEGER


         number of elements in input vector(s)

DX



          DX is DOUBLE PRECISION array, dimension ( 1 + ( N - 1 )*abs( INCX ) )

INCX



          INCX is INTEGER


         storage spacing between elements of SX

Author:

Univ. of Tennessee

Univ. of California Berkeley

Univ. of Colorado Denver

NAG Ltd.

Date:

November 2017

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(*)

Definition at line 73 of file idamax.f.

Author

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Tue Nov 14 2017 Version 3.8.0