math

import math

Functions

Function	Signature	Description
min	(Int, Int) -> Int	Return the smaller of two integers.
max	(Int, Int) -> Int	Return the larger of two integers.
abs	(Int) -> Int	Return the absolute value of an integer.
pow	(Int, Int) -> Int	Raise an integer base to an integer exponent.
pi	() -> Float	Return the mathematical constant pi (3.14159…).
e	() -> Float	Return Euler’s number e (2.71828…).
sin	(Float) -> Float	Return the sine of an angle in radians.
cos	(Float) -> Float	Return the cosine of an angle in radians.
tan	(Float) -> Float	Return the tangent of an angle in radians.
log	(Float) -> Float	Return the natural logarithm (base e) of a float.
exp	(Float) -> Float	Return e raised to the given power.
sqrt	(Float) -> Float	Return the square root of a float.
log10	(Float) -> Float	Return the base-10 logarithm of a float.
log2	(Float) -> Float	Return the base-2 logarithm of a float.
sign	(Int) -> Int	Return the sign of an integer: -1, 0, or 1.
fmin	(Float, Float) -> Float	Return the smaller of two floats.
fmax	(Float, Float) -> Float	Return the larger of two floats.
fpow	(Float, Float) -> Float	Raise a float base to a float exponent.
factorial	(Int) -> Int	Return the factorial of a non-negative integer.
choose	(Int, Int) -> Int	Return the binomial coefficient C(n, k) = n! / (k! * (n-k)!).
log_gamma	(Float) -> Float	Return the natural logarithm of the gamma function at x.

Reference

math.min(a: Int, b: Int) -> Int

Return the smaller of two integers.

math.min(3, 7) // => 3

math.max(a: Int, b: Int) -> Int

Return the larger of two integers.

math.max(3, 7) // => 7

math.abs(n: Int) -> Int

Return the absolute value of an integer.

math.abs(-5) // => 5

math.pow(base: Int, exp: Int) -> Int

Raise an integer base to an integer exponent.

math.pow(2, 10) // => 1024

math.pi() -> Float

Return the mathematical constant pi (3.14159…).

math.pi() // => 3.141592653589793

math.e() -> Float

Return Euler’s number e (2.71828…).

math.e() // => 2.718281828459045

math.sin(x: Float) -> Float

Return the sine of an angle in radians.

math.sin(0.0) // => 0.0

math.cos(x: Float) -> Float

Return the cosine of an angle in radians.

math.cos(0.0) // => 1.0

math.tan(x: Float) -> Float

Return the tangent of an angle in radians.

math.tan(0.0) // => 0.0

math.log(x: Float) -> Float

Return the natural logarithm (base e) of a float.

math.log(1.0) // => 0.0

math.exp(x: Float) -> Float

Return e raised to the given power.

math.exp(1.0) // => 2.718281828459045

math.sqrt(x: Float) -> Float

Return the square root of a float.

math.sqrt(16.0) // => 4.0

math.log10(x: Float) -> Float

Return the base-10 logarithm of a float.

math.log10(100.0) // => 2.0

math.log2(x: Float) -> Float

Return the base-2 logarithm of a float.

math.log2(8.0) // => 3.0

math.sign(n: Int) -> Int

Return the sign of an integer: -1, 0, or 1.

math.sign(-42) // => -1

math.fmin(a: Float, b: Float) -> Float

Return the smaller of two floats.

math.fmin(1.5, 2.5) // => 1.5

math.fmax(a: Float, b: Float) -> Float

Return the larger of two floats.

math.fmax(1.5, 2.5) // => 2.5

math.fpow(base: Float, exp: Float) -> Float

Raise a float base to a float exponent.

math.fpow(2.0, 0.5) // => 1.4142135623730951

math.factorial(n: Int) -> Int

Return the factorial of a non-negative integer.

math.factorial(5) // => 120

math.choose(n: Int, k: Int) -> Int

Return the binomial coefficient C(n, k) = n! / (k! * (n-k)!).

math.choose(5, 2) // => 10

math.log_gamma(x: Float) -> Float

Return the natural logarithm of the gamma function at x.

math.log_gamma(5.0) // => 3.178...