math.atan(x) Return the arc tangent of x, in radians.

is_nan() Return

canonical(x) Returns the same Decimal object x.

class decimal.Rounded Rounding occurred though possibly no information was lost. Signaled whenever

abstractmethod conjugate() Abstract. Returns the complex conjugate. For example, (1+3j).conjugate() == (1-3j).

class decimal.Overflow Numerical overflow. Indicates the exponent is larger than Emax

class decimal.Decimal(value="0", context=None) Construct a new Decimal object based from value.

math.gcd(a, b) Return the greatest common divisor of the integers a and b. If either a or b

random.gammavariate(alpha, beta) Gamma distribution. (Not the gamma function!) Conditions on the parameters are alpha

fractions.gcd(a, b) Return the greatest common divisor of the integers a and b. If either a or b