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Scilab manual >> Special Functions > erf

erf

誤差関数.

呼び出し手順

y = erf(x)

パラメータ

x

実数ベクトルまたは行列

y

(xと同じ大きさの)実数ベクトルまたは行列

説明

erf は誤差関数を計算します:

deff('y=f(t)','y=exp(-t^2)');
erf(0.5)-2/sqrt(%pi)*intg(0,0.5,f)

作者

W. J. Cody (code from Netlib (specfun))

<< dlgamma Special Functions erfc >>

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Last updated:
Wed Jan 26 16:25:10 CET 2011