Fraction.js - ℚ in JavaScript

Convert Decimal to Fraction

Precision

Examples / Motivation

Laplace Probability

P({3}):

P({1, 4}):

P({2, 4, 6}):

Convert degrees/minutes/seconds to precise rational representation:

Rational approximation of irrational numbers

Get the exact fractional part of a number

Mathematical correct modulo

Parser

Arrays / Objects

Integers

Doubles

Strings

Two arguments

Repeating decimal places

Attributes

Functions

Fraction abs()

Fraction neg()

Fraction add(n)

Fraction sub(n)

Fraction mul(n)

Fraction div(n)

Fraction pow(exp)

Fraction log(base)

Fraction mod(n)

Fraction mod()

Fraction gcd(n)

Fraction lcm(n)

Fraction ceil([places=0-16])

Fraction floor([places=0-16])

Fraction round([places=0-16])

Fraction roundTo(multiple)

Fraction inverse()

Fraction simplify([eps=0.001])

boolean equals(n)

boolean lt(n)

boolean lte(n)

boolean gt(n)

boolean gte(n)

int compare(n)

boolean divisible(n)

double valueOf()

String toString([decimalPlaces=15])

String toLatex(showMixed=false)

String toFraction(showMixed=false)

Array toContinued()

Fraction clone()

Exceptions

Installation

Usage

Coding Style

Building the library

Run a test

Copyright and Licensing