exp Calculates the exponent of e &reftitle.description; floatexp floatnum Returns e raised to the power of num. 'e' is the base of the natural system of logarithms, or approximately 2.718282. &reftitle.parameters; num The argument to process &reftitle.returnvalues; 'e' raised to the power of num &reftitle.examples; <function>exp</function> example ]]> &example.outputs; &reftitle.seealso; log pow