cmath
e = math.e
pi = math.pi
tau = math.tau
inf = math.inf
nan = math.nan
infj = complex(0.0, inf)
nanj = complex(0.0, nan)
phase(x)
polar(x)
rect(r, phi)
exp(x)
log(x, base = e)
log10(x)
sqrt(x)
asin(x)
acos(x)
atan(x)
sin(x)
cos(x)
tan(x)
asinh(x)
acosh(x)
atanh(x)
sinh(x)
cosh(x)
tanh(x)
isfinite(x)
isinf(x)
isnan(x)
isclose(a, b, rel_tol: float = 1e-09, abs_tol: float = 0.0)