Interface

#include <codecogs/maths/arithmetic/exp_sub1.h>

using namespace Maths::Arithmetic;

	double	exp_sub1 (double x) Exponentiates a number and subtracts 1.
	Real	cc_exp_sub1 (Real x) This function is available as a Microsoft Excel add-in.

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Function Documentation

Calculates the exponential of a number and subtracts 1:

Use when x <= 0.15

References:

DiDinato, A. R. and Morris, A. H. Algorithm 708: Significant Digit Computation of the Incomplete Beta Function Ratios. ACM Trans. Math. Softw. 18 (1993), 360-373.

Parameters:

x	argument to evaluate the function at

Returns:

(3)

Note:

This is the inverse of Maths/Arithmetic/ln_add1

Authors:

Barry W. Brown, James Lovato, Kathy Russell
Documentation by Nick Owens, Vince Cole
Updated by Will Bateman (August 2005)

Source Code:

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