log10

The log10 function returns the common (base-10) logarithm function.

Syntax

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    log10( X )

Arguments

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• X: A real number greater than 0.

Results

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• The common logarithm is the base-10 logarithm: the inverse of the exponential function (exp) with base 10.
• null if the argument is negative or null or can’t be converted to a real value.