natural_log
relationalai.semantics.std.math
natural_log(value: NumberValue) -> ExpressionCompute the natural logarithm (ln).
Parameters
(valueNumberValue) - A positive input number value. At run time a negative input has no value and 0 gives-inf.
Returns
Expression- AnExpressioncomputing ln(value). Always returns aFloat.
Raises
ValueError- Ifvalueis can be computed statically and is non-positive.