Published
Edited
Jun 29, 2019
1 fork
Importers
11 stars
Desmos = {
const key = "dcb31709b452b1cf9dc26972add0fda6"; // demo API key
const url = `https://www.desmos.com/api/v1.3/calculator.js?apiKey=${key}`;
return require(url).catch(() => window.Desmos); }
{
const height = 500;
const view = html`<div style="width: ${width}px; height: ${height}px;">`;
const calculator = Desmos.GraphingCalculator(view);
invalidation.then(() => calculator.destroy()); // clean up if we re-render this cell
calculator.setExpression({
latex: `\\sin \\frac{\\pi}{x}` });
calculator.setMathBounds({ left: -2, right: 2, bottom: -1.5, top: 1.5 });
return view;
}
Graph = function (cell_invalidation, size, mathbounds, ...expressions) {
const [width, height] = size;
const [left, right, bottom, top] = mathbounds;
const view = html`<div style="width: ${width}px; height: ${height}px;">`;
const calculator = Desmos.GraphingCalculator(view);
cell_invalidation.then(() => calculator.destroy());
calculator.setExpressions(expressions);
calculator.setMathBounds({ left, right, bottom, top });
view.value = calculator;
return view;
}
viewof fresnel = Graph(invalidation, [width, 500], [-.3, 1.3, -.1, 1.1], {
latex: String.raw`\left(
\int_0^t \cos u^2 du,
\int_0^t \sin u^2 du
\right)`,
parametricDomain: {min: 0, max: 6},
color: '#c4238f'
})
fresnel.getState()
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