DROP Function E2ERF Package contains the E₂ erf and erf^-1 Implementations.

• AbramowitzStegun AbramowitzStegun implements the E₂ (erf) Estimator using Abramowitz-Stegun Scheme.

• AbramowitzStegunSeriesGenerator AbramowitzStegunSeriesGenerator implements the E₂ erf Abramowitz-Stegun Variant of Series Term Generator.

• BuiltInEntry BuiltInEntry implements E₂ Entries of the Built-in Table of erf and erfc Values.

• ErrorFunction ErrorFunction implements the E₂ Error Function (erf).

• ErrorFunctionAnalytical ErrorFunctionAnalytical implements Analytical Versions of the E₂ Error Function (erf) Estimate.

• ErrorFunctionInverse ErrorFunctionInverse implements the E₂ erf Inverse erf^-1.

• HansHeinrichBurmannSeries HansHeinrichBurmannSeries generates the Terms in the E₂ erf Hans-Heinrich-Burmann Series Variants.

• HansHeinrichBurmannTerm HansHeinrichBurmannTerm implements the Term in the E₂ erf Hans-Heinrich-Burmann Series Variants.

• MacLaurinSeries MacLaurinSeries implements the E₂ MacLaurin Series Term.

• MacLaurinSeriesTerm MacLaurinSeriesTerm implements the E₂ MacLaurin Series Term. This is used for both erf and erf^-1.

• Abramowitz, M., and I. A. Stegun (2007): Handbook of Mathematics Functions Dover Book on Mathematics

• Chang, S. H., P. C. Cosman, L. B. Milstein (2011): Chernoff-Type Bounds for Gaussian Error Function IEEE Transactions on Communications 59 (11) 2939-2944

• Cody, W. J. (1991): Algorithm 715: SPECFUN; A Portable FORTRAN Package of Special Function Routines and Test Drivers ACM Transactions on Mathematical Software 19 (1) 22-32

• Schopf, H. M., and P. H. Supancic (2014): On Burmann Theorem and its Application to Problems of Linear and Non-linear Heat Transfer and Diffusion https://www.mathematica-journal.com/2014/11/on-burmanns-theorem-and-its-application-to-problems-of-linear-and-nonlinear-heat-transfer-and-diffusion/#more-39602/

• Wikipedia (2019): Error Function https://en.wikipedia.org/wiki/Error_function

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