make mathjax host a config option, revamp script loading, fragment examples #531
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@ -93,6 +93,79 @@
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\]
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</section>
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</section>
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<section>
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<section>
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<h3>The Lorenz Equations</h3>
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<div class="fragment">
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\[\begin{aligned}
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\dot{x} & = \sigma(y-x) \\
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\dot{y} & = \rho x - y - xz \\
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\dot{z} & = -\beta z + xy
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\end{aligned} \]
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</div>
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</section>
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<section>
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<h3>The Cauchy-Schwarz Inequality</h3>
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<div class="fragment">
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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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</div>
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</section>
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<section>
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<h3>A Cross Product Formula</h3>
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<div class="fragment">
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\[\mathbf{V}_1 \times \mathbf{V}_2 = \begin{vmatrix}
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\mathbf{i} & \mathbf{j} & \mathbf{k} \\
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\frac{\partial X}{\partial u} & \frac{\partial Y}{\partial u} & 0 \\
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\frac{\partial X}{\partial v} & \frac{\partial Y}{\partial v} & 0
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\end{vmatrix} \]
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</div>
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</section>
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<section>
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<h3>The probability of getting \(k\) heads when flipping \(n\) coins is</h3>
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<div class="fragment">
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\[P(E) = {n \choose k} p^k (1-p)^{ n-k} \]
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</div>
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</section>
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<section>
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<h3>An Identity of Ramanujan</h3>
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<div class="fragment">
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\[ \frac{1}{\Bigl(\sqrt{\phi \sqrt{5}}-\phi\Bigr) e^{\frac25 \pi}} =
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1+\frac{e^{-2\pi}} {1+\frac{e^{-4\pi}} {1+\frac{e^{-6\pi}}
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{1+\frac{e^{-8\pi}} {1+\ldots} } } } \]
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</div>
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</section>
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<section>
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<h3>A Rogers-Ramanujan Identity</h3>
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<div class="fragment">
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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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</div>
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</section>
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<section>
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<h3>Maxwell’s Equations</h3>
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<div class="fragment">
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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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</div>
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</section>
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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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@ -103,9 +176,11 @@
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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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history: true,
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transition: 'linear',
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transition: 'linear',
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math: {
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math: {
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// host: 'http://cdn.mathjax.org/mathjax/latest/MathJax.js',
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mode: 'TeX-AMS_HTML-full'
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mode: 'TeX-AMS_HTML-full'
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},
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},
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@ -9,27 +9,10 @@ var RevealMath = window.RevealMath || (function(){
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var loaded = false;
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var loaded = false;
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var config = Reveal.getConfig().math || {};
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var config = Reveal.getConfig().math || {};
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config.host = config.host || 'http://cdn.mathjax.org/mathjax/latest/MathJax.js';
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config.mode = config.mode || 'TeX-AMS_HTML-full';
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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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loadScript( config.host + '?config=' + config.mode, function() {
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var script = document.createElement( 'script' );
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script.type = 'text/javascript';
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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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script.onload = onScriptLoad;
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// IE
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script.onreadystatechange = function() {
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if ( this.readyState === 'loaded' ) {
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onScriptLoad.call();
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}
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}
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// Normal browsers
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head.appendChild( script );
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function onScriptLoad() {
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// Conditioned just in case both onload and readystate fire
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// Conditioned just in case both onload and readystate fire
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if( loaded === false ) {
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if( loaded === false ) {
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@ -48,11 +31,42 @@ var RevealMath = window.RevealMath || (function(){
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// This will only typeset equations that have not yet been
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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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// processed, as well as equations that have change since
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// last being processed.
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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, function() {
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Reveal.layout();
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} );
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} );
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} );
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}
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}
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} );
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function loadScript( url, callback ) {
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var head = document.querySelector( 'head' );
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var script = document.createElement( 'script' );
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script.type = 'text/javascript';
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script.src = url;
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// Wrapper for callback to make sure it only fires once
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var finish = function() {
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if( typeof callback === 'function' ) {
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callback.call();
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callback = null;
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}
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}
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script.onload = finish;
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// IE
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script.onreadystatechange = function() {
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if ( this.readyState === 'loaded' ) {
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finish.call();
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}
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}
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// Normal browsers
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head.appendChild( script );
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}
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}
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})();
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})();
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