XLPack 7.0
XLPack Numerical Library (Excel VBA) Reference Manual
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Chi
Chi_sub
Ci
Ci_sub
Shi
Shi_sub
Si
Si_sub

◆ Shi_sub()

Sub Shi_sub ( Ret As  Double,
X As  Double,
Optional Info As  Long 
)

Hyperbolic sine integral Shi(x) (Subroutine version)

Purpose
Computes the hyperbolic sine integral.
Shi(x) = ∫ sinh(t)/t dt [0, x]
Shi
Function Shi(X As Double, Optional Info As Long) As Double
Hyperbolic sine integral Shi(x)
Parameters
[out]RetHyperbolic sine integral Shi(x).
[in]XArgument x.
[out]Info(Optional)
= 0: Successful exit.
= 1: Floating point range error.
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