updates to mathjax plugin, incl more examples #531
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@ -15,7 +15,7 @@
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<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
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<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
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<link rel="stylesheet" href="../css/reveal.min.css">
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<link rel="stylesheet" href="../css/reveal.min.css">
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<link rel="stylesheet" href="../css/theme/default.css" id="theme">
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<link rel="stylesheet" href="../css/theme/night.css" id="theme">
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<!-- For syntax highlighting -->
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<!-- For syntax highlighting -->
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<link rel="stylesheet" href="../lib/css/zenburn.css">
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<link rel="stylesheet" href="../lib/css/zenburn.css">
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@ -32,11 +32,12 @@
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<div class="slides">
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<div class="slides">
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<section>
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<section>
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<h1>Reveal.js Math Plugin</h1>
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<h2>reveal.js Math Plugin</h2>
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<p>A thin wrapper for MathJax</p>
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</section>
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</section>
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<section>
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<section>
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<h2>The Lorenz Equations</h2>
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<h3>The Lorenz Equations</h3>
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\[\begin{aligned}
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\[\begin{aligned}
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\dot{x} & = \sigma(y-x) \\
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\dot{x} & = \sigma(y-x) \\
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\dot{y} & = \rho x - y - xz \\
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\dot{y} & = \rho x - y - xz \\
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@ -45,13 +46,13 @@
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</section>
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</section>
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<section>
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<section>
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<h2>The Cauchy-Schwarz Inequality</h2>
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<h3>The Cauchy-Schwarz Inequality</h3>
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\[ \left( \sum_{k=1}^n a_k b_k \right)^2 \leq \left( \sum_{k=1}^n a_k^2 \right) \left( \sum_{k=1}^n b_k^2 \right) \]
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\[ \left( \sum_{k=1}^n a_k b_k \right)^2 \leq \left( \sum_{k=1}^n a_k^2 \right) \left( \sum_{k=1}^n b_k^2 \right) \]
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</section>
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</section>
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<section>
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<section>
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<h2>A Cross Product Formula</h2>
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<h3>A Cross Product Formula</h3>
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\[\mathbf{V}_1 \times \mathbf{V}_2 = \begin{vmatrix}
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\[\mathbf{V}_1 \times \mathbf{V}_2 = \begin{vmatrix}
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\mathbf{i} & \mathbf{j} & \mathbf{k} \\
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\mathbf{i} & \mathbf{j} & \mathbf{k} \\
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@ -61,13 +62,36 @@
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</section>
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</section>
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<section>
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<section>
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<h2>An Identity of Ramanujan</h2>
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<h3>The probability of getting \(k\) heads when flipping \(n\) coins is</h3>
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\[P(E) = {n \choose k} p^k (1-p)^{ n-k} \]
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</section>
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<section>
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<h3>An Identity of Ramanujan</h3>
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\[ \frac{1}{\Bigl(\sqrt{\phi \sqrt{5}}-\phi\Bigr) e^{\frac25 \pi}} =
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\[ \frac{1}{\Bigl(\sqrt{\phi \sqrt{5}}-\phi\Bigr) e^{\frac25 \pi}} =
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1+\frac{e^{-2\pi}} {1+\frac{e^{-4\pi}} {1+\frac{e^{-6\pi}}
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1+\frac{e^{-2\pi}} {1+\frac{e^{-4\pi}} {1+\frac{e^{-6\pi}}
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{1+\frac{e^{-8\pi}} {1+\ldots} } } } \]
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{1+\frac{e^{-8\pi}} {1+\ldots} } } } \]
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</section>
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</section>
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<section>
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<h3>A Rogers-Ramanujan Identity</h3>
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\[ 1 + \frac{q^2}{(1-q)}+\frac{q^6}{(1-q)(1-q^2)}+\cdots =
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\prod_{j=0}^{\infty}\frac{1}{(1-q^{5j+2})(1-q^{5j+3})}\]
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</section>
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<section>
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<h3>Maxwell’s Equations</h3>
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\[ \begin{aligned}
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\nabla \times \vec{\mathbf{B}} -\, \frac1c\, \frac{\partial\vec{\mathbf{E}}}{\partial t} & = \frac{4\pi}{c}\vec{\mathbf{j}} \\ \nabla \cdot \vec{\mathbf{E}} & = 4 \pi \rho \\
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\nabla \times \vec{\mathbf{E}}\, +\, \frac1c\, \frac{\partial\vec{\mathbf{B}}}{\partial t} & = \vec{\mathbf{0}} \\
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\nabla \cdot \vec{\mathbf{B}} & = 0 \end{aligned}
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\]
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</section>
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</div>
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</div>
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</div>
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</div>
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@ -78,6 +102,8 @@
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<script>
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<script>
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Reveal.initialize({
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Reveal.initialize({
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transition: 'linear',
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dependencies: [
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dependencies: [
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{ src: '../lib/js/classList.js', condition: function() { return !document.body.classList; } },
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{ src: '../lib/js/classList.js', condition: function() { return !document.body.classList; } },
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{ src: '../plugin/markdown/marked.js', condition: function() { return !!document.querySelector( '[data-markdown]' ); } },
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{ src: '../plugin/markdown/marked.js', condition: function() { return !!document.querySelector( '[data-markdown]' ); } },
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@ -6,10 +6,13 @@
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*/
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*/
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(function(){
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(function(){
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var config = Reveal.getConfig().math || {};
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config.mode = config.mode || 'TeX-AMS_HTML-full';
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var head = document.querySelector( 'head' );
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var head = document.querySelector( 'head' );
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var script = document.createElement( 'script' );
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var script = document.createElement( 'script' );
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script.type = 'text/javascript';
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script.type = 'text/javascript';
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script.src = 'http://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_SVG-full';
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script.src = 'http://cdn.mathjax.org/mathjax/latest/MathJax.js?config=' + config.mode;
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// Detect when the script has loaded
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// Detect when the script has loaded
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script.onload = onScriptLoad;
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script.onload = onScriptLoad;
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@ -28,8 +31,16 @@
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tex2jax: { inlineMath: [['$','$'],['\\(','\\)']] }
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tex2jax: { inlineMath: [['$','$'],['\\(','\\)']] }
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});
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});
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// Process any math inside of the current slide when navigating,
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// this is important since it's not possible to typeset
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// equations within invisible elements (far future or past).
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Reveal.addEventListener( 'slidechanged', function( event ) {
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Reveal.addEventListener( 'slidechanged', function( event ) {
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// This will only typeset equations that have not yet been
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// processed, as well as equations that have change since
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// last being processed.
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MathJax.Hub.Update( event.currentSlide );
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MathJax.Hub.Update( event.currentSlide );
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} );
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} );
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}
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}
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