Intel® oneAPI Math Kernel Library Developer Reference - Fortran

?lamc4

This is a service routine for ?lamc2.

Syntax

call slamc4( emin, start, base )

call dlamc4( emin, start, base )

Include Files

Description

This is a service routine for ?lamc2.

Input Parameters

start

REAL for slamc4

DOUBLE PRECISION for dlamc4

The starting point for determining emin.

base

INTEGER. The base of the machine.

Output Parameters

emin

INTEGER. The minimum exponent before (gradual) underflow, computed by setting a = start and dividing by base until the previous a can not be recovered.

Parent topic: LAPACK Utility Functions and Routines