Chapter Introduction (pdf version)
NAG C Library Manual

x02 – Machine Constants

x02 Chapter Introduction
Routine
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
X02DJC 1 nag_real_arithmetic_rounds
Parameter ROUNDS of model of floating-point arithmetic

Chapter Introduction (pdf version)
NAG C Library Manual

The Numerical Algorithms Group Ltd, Oxford, UK. 2005