Hyperbola: Difference between revisions
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var board = JXG.JSXGraph.initBoard('jxgbox', { boundingbox: [-5, 5, 5, -5], axis: true, showClearTraces: true}); | var board = JXG.JSXGraph.initBoard('jxgbox', { boundingbox: [-5, 5, 5, -5], axis: true, showClearTraces: true}); | ||
var h = board.create('hyperbola', [[-1,0], [1,0], [2, Math.sqrt(3)]]); | var h = board.create('hyperbola', [[-1/Math.sqrt(2),0], [1/Math.sqrt(2),0], [2, Math.sqrt(3)]]); | ||
var l1 = board.create('line', [0, 1, 1], {dash: 1}); | var l1 = board.create('line', [0, 1, 1], {dash: 1}); | ||
var l2 = board.create('line', [0, -1, 1], {dash: 1}); | var l2 = board.create('line', [0, -1, 1], {dash: 1}); | ||
Revision as of 19:39, 13 June 2021
The underlying JavaScript code
<jsxgraph width="500" height="500">
JXG.Options.label.autoPosition = true;
JXG.Options.text.fontSize = 16;
JXG.Options.line.strokeWidth = 0.8;
var board = JXG.JSXGraph.initBoard('jxgbox', { boundingbox: [-5, 5, 5, -5], axis: true, showClearTraces: true});
var h = board.create('hyperbola', [[-1/Math.sqrt(2),0], [1/Math.sqrt(2),0], [2, Math.sqrt(3)]]);
var l1 = board.create('line', [0, 1, 1], {dash: 1});
var l2 = board.create('line', [0, -1, 1], {dash: 1});
