forked from kscience/kmath
67 lines
5.8 KiB
HTML
67 lines
5.8 KiB
HTML
<!doctype html>
|
|
<html>
|
|
<head>
|
|
<meta name="viewport" content="width=device-width, initial-scale=1" charset="UTF-8">
|
|
<title>derive</title>
|
|
<link href="../../../images/logo-icon.svg" rel="icon" type="image/svg"><script>var pathToRoot = "../../../";</script> <script>const storage = localStorage.getItem("dokka-dark-mode")
|
|
if (storage == null) {
|
|
const osDarkSchemePreferred = window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches
|
|
if (osDarkSchemePreferred === true) {
|
|
document.getElementsByTagName("html")[0].classList.add("theme-dark")
|
|
}
|
|
} else {
|
|
const savedDarkMode = JSON.parse(storage)
|
|
if(savedDarkMode === true) {
|
|
document.getElementsByTagName("html")[0].classList.add("theme-dark")
|
|
}
|
|
}
|
|
</script>
|
|
<script type="text/javascript" src="../../../scripts/sourceset_dependencies.js" async></script>
|
|
<link href="../../../styles/style.css" rel="Stylesheet">
|
|
<link href="../../../styles/jetbrains-mono.css" rel="Stylesheet">
|
|
<link href="../../../styles/main.css" rel="Stylesheet">
|
|
<link href="../../../styles/prism.css" rel="Stylesheet">
|
|
<link href="../../../styles/logo-styles.css" rel="Stylesheet">
|
|
<script type="text/javascript" src="../../../scripts/clipboard.js" async></script>
|
|
<script type="text/javascript" src="../../../scripts/navigation-loader.js" async></script>
|
|
<script type="text/javascript" src="../../../scripts/platform-content-handler.js" async></script>
|
|
<script type="text/javascript" src="../../../scripts/main.js" defer></script>
|
|
<script type="text/javascript" src="../../../scripts/prism.js" async></script>
|
|
<script type="text/javascript" src="../../../scripts/symbol-parameters-wrapper_deferred.js" defer></script></head>
|
|
<body>
|
|
<div class="navigation-wrapper" id="navigation-wrapper">
|
|
<div id="leftToggler"><span class="icon-toggler"></span></div>
|
|
<div class="library-name">
|
|
<a href="../../../index.html">
|
|
<span>kmath</span> </a> </div>
|
|
<div>0.3.1-dev-RC
|
|
</div>
|
|
<div class="pull-right d-flex">
|
|
<div class="filter-section" id="filter-section">
|
|
<button class="platform-tag platform-selector common-like" data-active="" data-filter=":kmath-core:dokkaHtmlPartial/commonMain">common</button>
|
|
</div>
|
|
<button id="theme-toggle-button"><span id="theme-toggle"></span></button>
|
|
<div id="searchBar"></div>
|
|
</div>
|
|
</div>
|
|
<div id="container">
|
|
<div id="leftColumn">
|
|
<div id="sideMenu"></div>
|
|
</div>
|
|
<div id="main">
|
|
<div class="main-content" data-page-type="member" id="content" pageids="kmath-core::space.kscience.kmath.expressions/SimpleAutoDiffField/derive/#TypeParam(bounds=[kotlin.Any?])#kotlin.Function2[TypeParam(bounds=[space.kscience.kmath.operations.Field[TypeParam(bounds=[kotlin.Any])]]),TypeParam(bounds=[kotlin.Any?]),kotlin.Unit]/PointingToDeclaration//244675578">
|
|
<div class="breadcrumbs"><a href="../../index.html">kmath-core</a><span class="delimiter">/</span><a href="../index.html">space.kscience.kmath.expressions</a><span class="delimiter">/</span><a href="index.html">SimpleAutoDiffField</a><span class="delimiter">/</span><span class="current">derive</span></div>
|
|
<div class="cover ">
|
|
<h1 class="cover"><span><span>derive</span></span></h1>
|
|
</div>
|
|
<div class="platform-hinted " data-platform-hinted="data-platform-hinted"><div class="content sourceset-dependent-content" data-active="" data-togglable=":kmath-core:dokkaHtmlPartial/commonMain"><div class="symbol monospace"><span class="token keyword"></span><span class="token keyword">fun </span><span class="token operator"><</span><span class="token keyword"></span><a href="derive.html">R</a><span class="token operator">> </span><a href="derive.html"><span class="token function">derive</span></a><span class="token punctuation">(</span><span class="parameters "><span class="parameter ">value<span class="token operator">: </span><a href="derive.html">R</a><span class="token punctuation">, </span></span><span class="parameter ">block<span class="token operator">: </span><span class="token keyword"></span><a href="index.html">F</a><span class="token punctuation">.</span><span class="token punctuation">(</span><span class="token keyword"></span><a href="derive.html">R</a><span class="token punctuation">)</span><span class="token operator"> -> </span><span class="token keyword"></span><a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html">Unit</a></span></span><span class="token punctuation">)</span><span class="token operator">: </span><a href="derive.html">R</a><span class="clearfix"><span class="floating-right">(<a href="https://github.com/SciProgCentre/kmath/tree/master/kmath-core/src/commonMain/kotlin/space/kscience/kmath/expressions/SimpleAutoDiff.kt#L134">source</a>)</span></span></div><p class="paragraph">Performs update of derivative after the rest of the formula in the back-pass.</p><p class="paragraph">For example, implementation of <code class="lang-kotlin">sin</code> function is:</p><div class="sample-container"><pre><code class="block lang-kotlin" theme="idea">fun AD.sin(x: Variable): Variable = derive(Variable(sin(x.x)) { z -> // call derive with function result<br> x.d += z.d * cos(x.x) // update derivative using chain rule and derivative of the function<br>}</code></pre><span class="top-right-position"><span class="copy-icon"></span><div class="copy-popup-wrapper popup-to-left"><span class="copy-popup-icon"></span><span>Content copied to clipboard</span></div></span></div></div></div>
|
|
</div>
|
|
<div class="footer">
|
|
<span class="go-to-top-icon"><a href="#content" id="go-to-top-link"></a></span><span>© 2023 Copyright</span><span class="pull-right"><span>Generated by </span><a href="https://github.com/Kotlin/dokka"><span>dokka</span><span class="padded-icon"></span></a></span>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
</body>
|
|
</html>
|
|
|