x02 Chapter Contents (PDF version)
x02 Chapter Introduction
NAG C Library Manual

NAG Library Chapter Contents

x02 – Machine Constants

x02 Chapter Introduction

Function
Name
Mark of
Introduction

Purpose
X02AHC 1 nag_max_sine_argument
The largest permissible argument for sin and cos
X02AJC 1 nag_machine_precision
The machine precision
X02AKC 1 nag_real_smallest_number
The smallest positive model number
X02ALC 1 nag_real_largest_number
The largest positive model number
X02AMC 1 nag_real_safe_small_number
Safe range of floating point arithmetic
X02ANC 6 nag_complex_safe_small_number
Safe range of NAG complex floating point arithmetic
X02BBC 1 nag_max_integer
The largest representable integer
X02BEC 1 nag_decimal_digits
The maximum number of decimal digits that can be represented
X02BHC 1 nag_real_base
Parameter b of model of floating point arithmetic
X02BJC 1 nag_real_base_digits
Parameter p of model of floating point arithmetic
X02BKC 1 nag_real_min_exponent
Parameter emin of model of floating point arithmetic
X02BLC 1 nag_real_max_exponent
Parameter emax of model of floating point arithmetic
X02DAC 1 nag_underflow_flag
Switch for taking precautions to avoid underflow
Note: this function is scheduled for withdrawal at Mark 24, see Advice on Replacement Calls for Withdrawn/Superseded Functions for further information.
X02DJC 1 nag_real_arithmetic_rounds
Parameter ROUNDS of model of floating point arithmetic
Note: this function is scheduled for withdrawal at Mark 24, see Advice on Replacement Calls for Withdrawn/Superseded Functions for further information.

x02 Chapter Contents (PDF version)
x02 Chapter Introduction
NAG C Library Manual

© The Numerical Algorithms Group Ltd, Oxford, UK. 2012