– LAPACK auxiliary routine (version 2.0) –
Univ. of Tennessee, Univ. of California Berkeley, NAG Ltd.,
Courant Institute, Argonne National Lab, and Rice University
October 31, 1992
Purpose
IZMAX1 finds the index of the element whose real part has maximum
absolute value.
Based on IZAMAX from Level 1 BLAS.
The change is to use the 'genuine' absolute value.
Contributed by Nick Higham for use with ZLACON.
Arguments
N (input) INT
The number of elements in the vector CX.
CX (input) COMPLEX*16 array, dimension (N)
The vector whose elements will be summed.
INCX (input) INT
The spacing between successive values of CX. INCX >= 1.