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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `Math` mod in crate `js_sys`."><meta name="keywords" content="rust, rustlang, rust-lang, Math"><title>js_sys::Math - Rust</title><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css"><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><script src="../../storage.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="shortcut icon" href="../../favicon.ico"><style type="text/css">#crate-search{background-image:url("../../down-arrow.svg");}</style></head><body class="rustdoc mod"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">&#9776;</div><a href='../../js_sys/index.html'><div class='logo-container'><img src='../../rust-logo.png' alt='logo'></div></a><p class='location'>Module Math</p><div class="sidebar-elems"><div class="block items"><ul><li><a href="#functions">Functions</a></li></ul></div><p class='location'><a href='../index.html'>js_sys</a></p><script>window.sidebarCurrent = {name: 'Math', ty: 'mod', relpath: '../'};</script><script defer src="../sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../theme.js"></script><nav class="sub"><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" disabled autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><a id="settings-menu" href="../../settings.html"><img src="../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class='fqn'><span class='out-of-band'><span id='render-detail'><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class='inner'>&#x2212;</span>]</a></span><a class='srclink' href='../../src/js_sys/lib.rs.html#1558-1804' title='goto source code'>[src]</a></span><span class='in-band'>Module <a href='../index.html'>js_sys</a>::<wbr><a class="mod" href=''>Math</a></span></h1><h2 id='functions' class='section-header'><a href="#functions">Functions</a></h2>
<table><tr class='module-item'><td><a class="fn" href="fn.abs.html" title='js_sys::Math::abs fn'>abs</a></td><td class='docblock-short'><p>The <code>Math.abs()</code> function returns the absolute value of a number, that is
Math.abs(x) = |x|</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.acos.html" title='js_sys::Math::acos fn'>acos</a></td><td class='docblock-short'><p>The <code>Math.acos()</code> function returns the arccosine (in radians) of a
number, that is ∀x∊[-1;1]
Math.acos(x) = arccos(x) = the unique y∊[0;π] such that cos(y)=x</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.acosh.html" title='js_sys::Math::acosh fn'>acosh</a></td><td class='docblock-short'><p>The <code>Math.acosh()</code> function returns the hyperbolic arc-cosine of a
number, that is ∀x ≥ 1
Math.acosh(x) = arcosh(x) = the unique y ≥ 0 such that cosh(y) = x</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.asin.html" title='js_sys::Math::asin fn'>asin</a></td><td class='docblock-short'><p>The <code>Math.asin()</code> function returns the arcsine (in radians) of a
number, that is ∀x ∊ [-1;1]
Math.asin(x) = arcsin(x) = the unique y∊[-π2;π2] such that sin(y) = x</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.asinh.html" title='js_sys::Math::asinh fn'>asinh</a></td><td class='docblock-short'><p>The <code>Math.asinh()</code> function returns the hyperbolic arcsine of a
number, that is Math.asinh(x) = arsinh(x) = the unique y such that sinh(y) = x</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.atan.html" title='js_sys::Math::atan fn'>atan</a></td><td class='docblock-short'><p>The <code>Math.atan()</code> function returns the arctangent (in radians) of a
number, that is Math.atan(x) = arctan(x) = the unique y ∊ [-π2;π2]such that
tan(y) = x</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.atan2.html" title='js_sys::Math::atan2 fn'>atan2</a></td><td class='docblock-short'><p>The <code>Math.atan2()</code> function returns the arctangent of the quotient of
its arguments.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.atanh.html" title='js_sys::Math::atanh fn'>atanh</a></td><td class='docblock-short'><p>The <code>Math.atanh()</code> function returns the hyperbolic arctangent of a number,
that is ∀x ∊ (-1,1), Math.atanh(x) = arctanh(x) = the unique y such that
tanh(y) = x</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.cbrt.html" title='js_sys::Math::cbrt fn'>cbrt</a></td><td class='docblock-short'><p>The <code>Math.cbrt() </code>function returns the cube root of a number, that is
Math.cbrt(x) = ∛x = the unique y such that y^3 = x</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.ceil.html" title='js_sys::Math::ceil fn'>ceil</a></td><td class='docblock-short'><p>The <code>Math.ceil()</code> function returns the smallest integer greater than
or equal to a given number.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.clz32.html" title='js_sys::Math::clz32 fn'>clz32</a></td><td class='docblock-short'><p>The <code>Math.clz32()</code> function returns the number of leading zero bits in
the 32-bit binary representation of a number.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.cos.html" title='js_sys::Math::cos fn'>cos</a></td><td class='docblock-short'><p>The <code>Math.cos()</code> static function returns the cosine of the specified angle,
which must be specified in radians. This value is length(adjacent)/length(hypotenuse).</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.cosh.html" title='js_sys::Math::cosh fn'>cosh</a></td><td class='docblock-short'><p>The <code>Math.cosh()</code> function returns the hyperbolic cosine of a number,
that can be expressed using the constant e.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.exp.html" title='js_sys::Math::exp fn'>exp</a></td><td class='docblock-short'><p>The <code>Math.exp()</code> function returns e^x, where x is the argument, and e is Euler's number
(also known as Napier's constant), the base of the natural logarithms.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.expm1.html" title='js_sys::Math::expm1 fn'>expm1</a></td><td class='docblock-short'><p>The <code>Math.expm1()</code> function returns e^x - 1, where x is the argument, and e the base of the
natural logarithms.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.floor.html" title='js_sys::Math::floor fn'>floor</a></td><td class='docblock-short'><p>The <code>Math.floor()</code> function returns the largest integer less than or
equal to a given number.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.fround.html" title='js_sys::Math::fround fn'>fround</a></td><td class='docblock-short'><p>The <code>Math.fround()</code> function returns the nearest 32-bit single precision float representation
of a Number.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.hypot.html" title='js_sys::Math::hypot fn'>hypot</a></td><td class='docblock-short'><p>The <code>Math.hypot()</code> function returns the square root of the sum of squares of its arguments.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.imul.html" title='js_sys::Math::imul fn'>imul</a></td><td class='docblock-short'><p>The <code>Math.imul()</code> function returns the result of the C-like 32-bit multiplication of the
two parameters.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.log.html" title='js_sys::Math::log fn'>log</a></td><td class='docblock-short'><p>The <code>Math.log()</code> function returns the natural logarithm (base e) of a number.
The JavaScript <code>Math.log()</code> function is equivalent to ln(x) in mathematics.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.log1p.html" title='js_sys::Math::log1p fn'>log1p</a></td><td class='docblock-short'><p>The <code>Math.log1p()</code> function returns the natural logarithm (base e) of 1 + a number.
<a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/log1p">MDN documentation</a></p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.log2.html" title='js_sys::Math::log2 fn'>log2</a></td><td class='docblock-short'><p>The <code>Math.log2()</code> function returns the base 2 logarithm of a number.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.log10.html" title='js_sys::Math::log10 fn'>log10</a></td><td class='docblock-short'><p>The <code>Math.log10()</code> function returns the base 10 logarithm of a number.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.max.html" title='js_sys::Math::max fn'>max</a></td><td class='docblock-short'><p>The <code>Math.max()</code> function returns the largest of two numbers.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.min.html" title='js_sys::Math::min fn'>min</a></td><td class='docblock-short'><p>The static function <code>Math.min()</code> returns the lowest-valued number passed into it.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.pow.html" title='js_sys::Math::pow fn'>pow</a></td><td class='docblock-short'><p>The <code>Math.pow()</code> function returns the base to the exponent power, that is, base^exponent.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.random.html" title='js_sys::Math::random fn'>random</a></td><td class='docblock-short'><p>The <code>Math.random()</code> function returns a floating-point, pseudo-random number
in the range 0–1 (inclusive of 0, but not 1) with approximately uniform distribution
over that range — which you can then scale to your desired range.
The implementation selects the initial seed to the random number generation algorithm;
it cannot be chosen or reset by the user.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.round.html" title='js_sys::Math::round fn'>round</a></td><td class='docblock-short'><p>The <code>Math.round()</code> function returns the value of a number rounded to the nearest integer.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.sign.html" title='js_sys::Math::sign fn'>sign</a></td><td class='docblock-short'><p>The <code>Math.sign()</code> function returns the sign of a number, indicating whether the number is
positive, negative or zero.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.sin.html" title='js_sys::Math::sin fn'>sin</a></td><td class='docblock-short'><p>The <code>Math.sin()</code> function returns the sine of a number.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.sinh.html" title='js_sys::Math::sinh fn'>sinh</a></td><td class='docblock-short'><p>The <code>Math.sinh()</code> function returns the hyperbolic sine of a number, that can be expressed
using the constant e: Math.sinh(x) = (e^x - e^-x)/2</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.sqrt.html" title='js_sys::Math::sqrt fn'>sqrt</a></td><td class='docblock-short'><p>The <code>Math.sqrt()</code> function returns the square root of a number, that is
∀x ≥ 0, Math.sqrt(x) = √x = the unique y ≥ 0 such that y^2 = x</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.tan.html" title='js_sys::Math::tan fn'>tan</a></td><td class='docblock-short'><p>The <code>Math.tan()</code> function returns the tangent of a number.</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.tanh.html" title='js_sys::Math::tanh fn'>tanh</a></td><td class='docblock-short'><p>The <code>Math.tanh()</code> function returns the hyperbolic tangent of a number, that is
tanh x = sinh x / cosh x = (e^x - e^-x)/(e^x + e^-x) = (e^2x - 1)/(e^2x + 1)</p>
</td></tr><tr class='module-item'><td><a class="fn" href="fn.trunc.html" title='js_sys::Math::trunc fn'>trunc</a></td><td class='docblock-short'><p>The <code>Math.trunc()</code> function returns the integer part of a number by removing any fractional
digits.</p>
</td></tr></table></section><section id="search" class="content hidden"></section><section class="footer"></section><script>window.rootPath = "../../";window.currentCrate = "js_sys";</script><script src="../../main.js"></script><script defer src="../../search-index.js"></script></body></html>
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