ratioed

Types

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Ratio represents a rational number, i.e. one that can be represented as a fraction of two integers

pub opaque type Ratio

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pub fn add(a: Ratio, b: Ratio) -> Ratio

Add two rationals

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pub fn compare(a: Ratio, b: Ratio) -> Order

Compare two rationals

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pub fn div(a: Ratio, b: Ratio) -> Ratio

Divide one rational by another, division by 0 will return 0.

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pub fn from_f(f: Float) -> Ratio

Create a rational from a float with maximum error of 2^-51

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pub fn from_f_epsilon(f: Float, e: Float) -> Ratio

Create a rational from a float with a given maximum error

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pub fn from_i(n: Int) -> Ratio

Create a ratio from an integer

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pub fn from_i2(numerator n: Int, denominator d: Int) -> Ratio

Create a rational given an integer numerator and denominator

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pub fn mul(a: Ratio, b: Ratio) -> Ratio

Multiply two rationals

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pub fn sub(a: Ratio, b: Ratio) -> Ratio

Subtract one rational from another

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pub fn to_f(ratio: Ratio) -> Float

Convert a rational to a floating point number

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pub fn to_i(a: Ratio) -> Int

Convert a rational to an integer, truncating (round towards 0)

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pub fn to_string(ratio: Ratio) -> String