Module: tfm.optimization.math

This module provides access to the mathematical functions defined by the C standard.

Functions

acos(...): Return the arc cosine (measured in radians) of x.

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

asin(...): Return the arc sine (measured in radians) of x.

asinh(...): Return the inverse hyperbolic sine of x.

atan(...): Return the arc tangent (measured in radians) of x.

atan2(...): Return the arc tangent (measured in radians) of y/x.

atanh(...): Return the inverse hyperbolic tangent of x.

ceil(...): Return the ceiling of x as an Integral.

comb(...): Number of ways to choose k items from n items without repetition and without order.

copysign(...): Return a float with the magnitude (absolute value) of x but the sign of y.

cos(...): Return the cosine of x (measured in radians).

cosh(...): Return the hyperbolic cosine of x.

degrees(...): Convert angle x from radians to degrees.

dist(...): Return the Euclidean distance between two points p and q.

erf(...): Error function at x.

erfc(...): Complementary error function at x.

exp(...): Return e raised to the power of x.

expm1(...): Return exp(x)-1.

fabs(...): Return the absolute value of the float x.

factorial(...): Find x!.

floor(...): Return the floor of x as an Integral.

fmod(...): Return fmod(x, y), according to platform C.

frexp(...): Return the mantissa and exponent of x, as pair (m, e).

fsum(...): Return an accurate floating point sum of values in the iterable seq.

gamma(...): Gamma function at x.

gcd(...): Greatest Common Divisor.

hypot(...): hypot(*coordinates) -> value

isclose(...): Determine whether two floating point numbers are close in value.

isfinite(...): Return True if x is neither an infinity nor a NaN, and False otherwise.

isinf(...): Return True if x is a positive or negative infinity, and False otherwise.

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

isqrt(...): Return the integer part of the square root of the input.

lcm(...): Least Common Multiple.

ldexp(...): Return x * (2**i).

lgamma(...): Natural logarithm of absolute value of Gamma function at x.

log(...): log(x, [base=math.e])

log10(...): Return the base 10 logarithm of x.

log1p(...): Return the natural logarithm of 1+x (base e).

log2(...): Return the base 2 logarithm of x.

modf(...): Return the fractional and integer parts of x.

nextafter(...): Return the next floating-point value after x towards y.

perm(...): Number of ways to choose k items from n items without repetition and with order.

pow(...): Return x**y (x to the power of y).

prod(...): Calculate the product of all the elements in the input iterable.

radians(...): Convert angle x from degrees to radians.

remainder(...): Difference between x and the closest integer multiple of y.

sin(...): Return the sine of x (measured in radians).

sinh(...): Return the hyperbolic sine of x.

sqrt(...): Return the square root of x.

tan(...): Return the tangent of x (measured in radians).

tanh(...): Return the hyperbolic tangent of x.

trunc(...): Truncates the Real x to the nearest Integral toward 0.

ulp(...): Return the value of the least significant bit of the float x.

Other Members
e	2.718281828459045
inf	inf
nan	nan
pi	3.141592653589793
tau	6.283185307179586