value1 ** value2pow(value1, value2[, value3])value1.__pow__(value2[, value3])value2.__rpow__(value1)operator.pow(value1, value2)operator.__pow__(value1, value2)math.pow(value1, value2)math.sqrt(value1)math.exp(value1)cmath.exp(value1)math.expm1(value1)