R1. Machine-dependent constants

Functions
Function	D1mach (I As Long) As Double
	Machine parameters (double precision floating-point arithmetic)
Function	Dlamch (C As String) As Double
	Machine parameters (double precision floating-point arithmetic)
Function	I1mach (I As Long) As Long
	Machine parameters (integer machine dependent constants)
Function	R1mach (I As Long) As Single
	Machine parameters (single precision floating-point arithmetic)
Function	Slamch (C As String) As Single
	Machine parameters (single precision floating-point arithmetic)

Detailed Description

This is the group of R1. Machine-dependent constant routines.