REBOL Document

Log-e - Function Summary


Summary:

Returns the base-E (natural number) logarithm.

Usage:

log-e value

Arguments:

value - The value argument. (must be: number)

Description:

The LOG-E function returns the natural logarithm of the number provided. The argument must be a positive value, otherwise an error will occur (which can be trapped with the TRY function).


 print log-e 1234
 7.11801620446533


 print exp log-e 1234
 1234.0

Related:

exp - Raises E (natural number) to the power specified.
log-10 - Returns the base-10 logarithm.
log-2 - Return the base-2 logarithm.
power - Returns the first number raised to the second number.

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