is_finite() Return

cmath.polar(x) Return the representation of x in polar coordinates. Returns a pair (r, phi) where r

math.isnan(x) Return True if x is a NaN (not a number), and False otherwise.

math.modf(x) Return the fractional and integer parts of x. Both results carry the sign of x and are floats

logical_and(x, y) Applies the logical operation and between each operand’s digits.

next_toward(x, y) Returns the number closest to x, in direction towards y.

compare_total(x, y) Compares two operands using their abstract representation.

same_quantum(other, context=None) Test whether self and other have the same exponent or whether both are NaN.

math.tan(x) Return the tangent of x radians.

math.sin(x) Return the sine of x radians.