Parallelogram: Difference between revisions

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Line 2: Line 2:
   <script type="text/javascript" src="/distrib/MathJax/MathJax.js"></script>
   <script type="text/javascript" src="/distrib/MathJax/MathJax.js"></script>
</html>
</html>


<jsxgraph width="500" height="500">
<jsxgraph width="500" height="500">
Line 15: Line 13:
var q = board.create('point', [2, -3], {name:'\\(q\\)'});
var q = board.create('point', [2, -3], {name:'\\(q\\)'});
var s = board.create('point', [-1, 1], {name:'\\(s\\)'});
var s = board.create('point', [-1, 1], {name:'\\(s\\)'});
var r = board.create('point', [4, 1], {name:'\\(r\\)'});
var r = board.create('parallelpoint', [p, q, s], {name:'\\(r\\)'});


var pq = board.create('arrow', [p, q], {withLabel: true, name:'\\(\\vec{pq}\\)', label:{position: 'top', parse: false}, lastArrow: {type: 4, size: 8}});
var pq = board.create('arrow', [p, q], {withLabel: true, name:'\\(\\vec{pq}\\)', label:{position: 'top', parse: false}, lastArrow: {type: 4, size: 8}});
Line 38: Line 36:
var q = board.create('point', [2, -3], {name:'\\(q\\)'});
var q = board.create('point', [2, -3], {name:'\\(q\\)'});
var s = board.create('point', [-1, 1], {name:'\\(s\\)'});
var s = board.create('point', [-1, 1], {name:'\\(s\\)'});
var r = board.create('point', [4, 1], {name:'\\(r\\)'});
var r = board.create('parallelpoint', [p, q, s], {name:'\\(r\\)'});


var pq = board.create('arrow', [p, q], {withLabel: true, name:'\\(\\vec{pq}\\)', label:{position: 'top', parse: false}, lastArrow: {type: 4, size: 8}});
var pq = board.create('arrow', [p, q], {withLabel: true, name:'\\(\\vec{pq}\\)', label:{position: 'top', parse: false}, lastArrow: {type: 4, size: 8}});

Latest revision as of 10:44, 12 April 2021


The underlying JavaScript code

JXG.Options.label.autoPosition = true;
JXG.Options.text.useMathJax = true;
JXG.Options.text.fontSize = 20;

var board = JXG.JSXGraph.initBoard("jxgbox", {boundingbox: [-5,5,5,-5], showCopyright:false, showNavigation:false});

var p = board.create('point', [-3,-3], {name:'\\(p\\)'});
var q = board.create('point', [2, -3], {name:'\\(q\\)'});
var s = board.create('point', [-1, 1], {name:'\\(s\\)'});
var r = board.create('parallelpoint', [p, q, s], {name:'\\(r\\)'});

var pq = board.create('arrow', [p, q], {withLabel: true, name:'\\(\\vec{pq}\\)', label:{position: 'top', parse: false}, lastArrow: {type: 4, size: 8}});
var sr = board.create('arrow', [s, r], {withLabel: true, name:'\\(\\vec{sr}\\)', label:{position: 'top', parse: false}, lastArrow: {type: 4, size: 8}});
var ps = board.create('arrow', [p, s], {withLabel: true, name:'\\(\\vec{ps}\\)', label:{position: 'top'}, lastArrow: {type: 4, size: 8}});
var qr = board.create('arrow', [q, r], {withLabel: true, name:'\\(\\vec{qr}\\)', label:{position: 'top'}, lastArrow: {type: 4, size: 8}});

var pr = board.create('arrow', [p, r], {});