ApCoCoA-1:Fn.Log

This article is about a function from ApCoCoA-1.

Fn.Log

Returns the logarithm to a given base.

Syntax

Fn.Log(Base:RAT,X:RAT):RAT

Description

This function returns the logarithm of X to the base Base rounded to the current global accuracy.

• @param Base The base to which to compute the logarithm.

• @param X The value of which to compute the logarithm.

• @return The logarithm of X to the base Base rounded to the current global accuracy.

Example

Fn.SetAccuracy(20);
R := Fn.Log(3,27);
Dec(R, 40);

3
-------------------------------

Example

Fn.SetAccuracy(20);
R := Fn.Log(2,10);
Dec(R, 40);

3.32192809488736234787
-------------------------------

Fn.LogN

Fn.Ln

Fn.LnN

Fn.SetAccuracy

Fn.GetAccuracy