Exp Sub1

Interface

Exp Sub1

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.

Note

This is the inverse of Maths/Arithmetic/ln_add1

Parameters

x	argument to evaluate the function at

Returns

(2)

Authors

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

Source Code

Source code is available when you agree to a GP Licence or buy a Commercial Licence.

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