Functions
Function	Acos (X As Double, Optional Info As Long) As Double
	arccos(x)

Function	Acosh (X As Double, Optional Info As Long) As Double
	arcosh(x)

Function	Asin (X As Double, Optional Info As Long) As Double
	arcsin(x)

Function	Asinh (X As Double) As Double
	arsinh(x)

Function	Atan2 (Y As Double, X As Double, Optional Info As Long) As Double
	arctan2(y, x)

Function	Atanh (X As Double, Optional Info As Long) As Double
	artanh(x)

Function	Cosh (X As Double, Optional Info As Long) As Double
	cosh(x)

Function	Cospi (X As Double, Optional Info As Long) As Double
	cos(πx)

Function	Exp2 (X As Double, Optional Info As Long) As Double
	2^x (base-2 exponent of x)

Function	Expm1 (X As Double, Optional Info As Long) As Double
	exp(x) - 1

Function	Log10 (X As Double, Optional Info As Long) As Double
	log₁₀(x) (base-10 logarithm of x)

Function	Log1p (X As Double, Optional Info As Long) As Double
	ln(1 + x)

Function	Log2 (X As Double, Optional Info As Long) As Double
	log₂(x) (base-2 logarithm of x)

Function	Powm1 (X As Double, Y As Double, Optional Info As Long) As Double
	x^y - 1

Function	Sinh (X As Double, Optional Info As Long) As Double
	sinh(x)

Function	Sinpi (X As Double, Optional Info As Long) As Double
	sin(πx)

Function	Sqrt1pm1 (X As Double, Optional Info As Long) As Double
	sqrt(1 + x) - 1

Function	Tanh (X As Double) As Double
	tanh(x)

Detailed Description

This is the group of C4. Elementary function (transcendental function) routines.

Functions