Hyperbola: Difference between revisions

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Line 9: Line 9:
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});
var p = board.create('point', [-1, -2], {trace: true, withLabel: false});
</jsxgraph>
</jsxgraph>


Line 22: Line 23:
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});
var p = board.create('point', [-1, -2], {trace: true, withLabel: false});
</source>
</source>
[[Category:Examples]]
[[Category:Examples]]
[[Category:Geometry]]
[[Category:Geometry]]

Latest revision as of 07:49, 18 June 2025

The underlying JavaScript code

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', [[-Math.sqrt(2),0], [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});
var p = board.create('point', [-1, -2], {trace: true, withLabel: false});