Centroid: Difference between revisions
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var p3 = board.create('point', [3, -4], {name:'\\(p_3\\)'}); | var p3 = board.create('point', [3, -4], {name:'\\(p_3\\)'}); | ||
var l1 = board.create('arrow', [p1, p2], {withLabel: true, name:'\\(\\vec{v}\\)', label:{position: ' | var l1 = board.create('arrow', [p1, p2], {withLabel: true, name:'\\(\\vec{v}\\)', label:{position: 'ulft', parse: false}, lastArrow: {type: 4, size: 8}}); | ||
var l2 = board.create('arrow', [p1, p3], {withLabel: true, name:'\\(\\vec{w}\\)', label:{position: 'top', parse: false}, lastArrow: {type: 4, size: 8}}); | var l2 = board.create('arrow', [p1, p3], {withLabel: true, name:'\\(\\vec{w}\\)', label:{position: 'top', parse: false}, lastArrow: {type: 4, size: 8}}); | ||
var l3 = board.create('arrow', [p2, p3], {}); | var l3 = board.create('arrow', [p2, p3], {}); | ||
Revision as of 15:54, 12 April 2021
Centroid in affine space
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', [0, 2], {name:'q'});
var r = board.create('point', [3, -3], {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 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], {withLabel: true, name:'\\(\\vec{pr}\\)', label:{position: 'top'}, lastArrow: {type: 4, size: 8}});
