XLPack 7.0
XLPack Numerical Library (Excel Worksheet Functions) Reference Manual
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WChi
WCi
WShi
WSi

◆ WSi()

Function WSi ( X As  Double)

Sine integral Si(x)

Purpose
WSi computes the sine integral.
Si(x) = ∫ sin(t)/t dt [0, x]
Returns
Sine integral Si(x).
Parameters
[in]XArgument x.
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