JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraphcore.js"></script>
<link rel="stylesheet" href="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraph.css">
<div id="jxgbox"></div>

CSS

#jxgbox {
    width: 500px;
    height: 500px;
}

JavaScript

var board = JXG.JSXGraph.initBoard('jxgbox', {
    boundingbox: [-10, 10, 10, -10],
    axis: true,
    grid: true
});

var p1 = board.create('point', [0,0]);
var p2 = board.create('point', [2,0]);
var c = board.create('circle', [p1,p2]);

c.setRadius(5) ;//won't work