cmath.e The mathematical constant e, as a float.

quantize(x, y) Returns a value equal to x (rounded), having the exponent of y.

to_integral_value(rounding=None, context=None) Round to the nearest integer without signaling Inexact or Rounded

conjugate() Just returns self, this method is only to comply with the Decimal Specification.

random.getrandbits(k) Returns a Python integer with k random bits. This method is supplied with the MersenneTwister

logb(x) Returns the exponent of the magnitude of the operand’s MSD.

cmath.sin(x) Return the sine of x.

is_subnormal(context=None) Return

normalize(context=None) Normalize the number by stripping the rightmost trailing zeros and converting any result equal to

denominator Denominator of the Fraction in lowest term.