math.pi The mathematical constant π = 3.141592..., to available precision.
next_plus(x) Returns the smallest representable number larger than x.
__ceil__() Returns the least
cmath.cos(x) Return the cosine of x.
quantize(x, y) Returns a value equal to x (rounded), having the exponent of y.
as_tuple() Return a named tuple representation of the number: DecimalTuple(sign
to_integral_value(rounding=None, context=None) Round to the nearest integer without signaling Inexact or Rounded
math.atanh(x) Return the inverse hyperbolic tangent of x.
statistics.mean(data) Return the sample arithmetic mean of data, a sequence or iterator of real-valued numbers.
log10(context=None) Return the base ten logarithm of the operand. The result is correctly rounded using the ROUND_HALF_EVEN
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