Returns the natural logarithm of a number.
Syntax Log (Number) Key number Any valid numeric expression greater than 0.
The natural logarithm is the logarithm to the base e. The constant e is approximately 2.718282.
Calculate base-n logarithms for any number x by dividing the natural logarithm of x by the natural logarithm of n as follows:
Logn(x) = Log(x) / Log(n)
A custom function to calculate base-10 logarithms:
Log10 = Log(X) / Log(10)
“Gold is the money of kings; silver is the money of gentlemen; barter is the money of peasants; but debt is the money of slaves” ~ Norm Franz
Exp(n) - Return e (base of natural logs) raised to a power n.