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ErfiOfAReal​(PeterO.​Numbers.​EDecimal,​PeterO.​Numbers.​EContext)

 Method (no overloads)

Summary

erfi(y) for a real y: 2/sqrt(pi) sum y^(2n + 1)/(n! (2n + 1)) up to
the series' reach, every term of which is positive, and past it the asymptotic series
e^(y^2)/(y sqrt(pi)) sum (2n - 1)!!/(2 y^2)^n, positive too, cut at its smallest
term.

























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