Functions
Function	Chi (X As Double, Optional Info As Long) As Double
	Hyperbolic cosine integral Chi(x)

Function	Ci (X As Double, Optional Info As Long) As Double
	Cosine integral Ci(x)

Function	Shi (X As Double, Optional Info As Long) As Double
	Hyperbolic sine integral Shi(x)

Function	Si (X As Double, Optional Info As Long) As Double
	Sine integral Si(x)

Sub	Chi_sub (Ret As Double, X As Double, Optional Info As Long)
	Hyperbolic cosine integral Chi(x) (Subroutine version)

Sub	Ci_sub (Ret As Double, X As Double, Optional Info As Long)
	Cosine integral Ci(x) (Subroutine version)

Sub	Shi_sub (Ret As Double, X As Double, Optional Info As Long)
	Hyperbolic sine integral Shi(x) (Subroutine version)

Sub	Si_sub (Ret As Double, X As Double, Optional Info As Long)
	Sine integral Si(x) (Subroutine version)

Detailed Description

This is the group of C6. Cosine and sine integrals.

Functions