Math library¶

Import this library with import std::math; at the top-level.

Acos¶

acos(x: float) -> float

Asin¶

asin(x: float) -> float

Atan¶

atan(x: float) -> float

Atan2¶

atan2(x: float, y: float) -> float

Cos¶

cos(x: float) -> float

Sin¶

sin(x: float) -> float

Tan¶

tan(x: float) -> float

Acosh¶

acosh(x: float) -> float

Asinh¶

asinh(x: float) -> float

Atanh¶

atanh(x: float) -> float

Cosh¶

cosh(x: float) -> float

Sinh¶

sinh(x: float) -> float

Tanh¶

tanh(x: float) -> float

Exp¶

exp(x: float) -> float

Expm1¶

expm1(x: float) -> float

Log¶

log(x: float) -> float

Log10¶

log10(x: float) -> float

Log2¶

log2(x: float) -> float

Log1p¶

log1p(x: float) -> float

Logb¶

logb(x: float) -> float

Ldexp¶

ldexp(x: float, y: int) -> float

Ilogb¶

ilogb(x: float) -> int

Scalbn¶

scalbn(x: float, y: int) -> float

Cbrt¶

cbrt(x: float) -> float

Hypot¶

hypot(x: float, y: float) -> float

Erf¶

erf(x: float) -> float

Erfc¶

erfc(x: float) -> float

Sqrt¶

sqrt(x: float) -> float

Pow¶

pow(x: float, y: float) -> float -- x raised to the power y.

Floor¶

floor(x: float) -> float -- the largest integer value not greater than x.

Ceil¶

ceil(x: float) -> float -- the smallest integer value not less than x.

Round¶

round(x: float) -> float -- x rounded to the nearest integer, halves away from zero.

Trunc¶

trunc(x: float) -> float -- x with its fractional part removed.

Fmod¶

fmod(x: float, y: float) -> float -- the floating-point remainder of x / y.

Copysign¶

copysign(x: float, y: float) -> float -- the magnitude of x with the sign of y.

Constants¶

Constants are exposed as zero-argument functions.

Pi¶

pi() -> float -- the ratio of a circle's circumference to its diameter.

E¶

e() -> float -- the base of the natural logarithm.

Tau¶

tau() -> float -- the ratio of a circle's circumference to its radius (2 * pi).