math.acosh(x) Return the inverse hyperbolic cosine of x.

math.pi The mathematical constant π = 3.141592..., to available precision.

__ceil__() Returns the least

is_infinite() Return

math.trunc(x) Return the

is_normal(x) Returns True if x is a normal number; otherwise returns False.

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

is_subnormal(context=None) Return

compare_signal(other, context=None) This operation is identical to the compare() method, except that all NaNs signal

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