Affine normalform of parabola - Revision history

A WASSERMANN at 19:53, 6 June 2021

2021-06-06T19:53:00Z

← Older revision		Revision as of 19:53, 6 June 2021
Line 5:		Line 5:
	JXG.Options.line.strokeWidth = 1;		JXG.Options.line.strokeWidth = 1;

	var board = JXG.JSXGraph.initBoard('jxgbox', { boundingbox: [-2, 5, 8, -5], axis: true});		var board = JXG.JSXGraph.initBoard('jxgbox', { boundingbox: [-2, 5, 8, -5], axis: true, showClearTraces: true});

	var a = board.create('slider', [[3,4], [6,4], [-4, 2, 4]], {name: 'a'});		var a = board.create('slider', [[3,4], [6,4], [-4, 2, 4]], {name: 'a'});
Line 30:		Line 30:
	JXG.Options.line.strokeWidth = 1;		JXG.Options.line.strokeWidth = 1;

	var board = JXG.JSXGraph.initBoard('jxgbox', { boundingbox: [-2, 5, 8, -5], axis: true});		var board = JXG.JSXGraph.initBoard('jxgbox', { boundingbox: [-2, 5, 8, -5], axis: true, showClearTraces: true});

	var a = board.create('slider', [[3,4], [6,4], [-4, 2, 4]], {name: 'a'});		var a = board.create('slider', [[3,4], [6,4], [-4, 2, 4]], {name: 'a'});

2021-06-06T19:48:59Z

@@ Line 21: / Line 21: @@
              () => c.Value() * x.X() + d.Value() * x.Y() + t.Y()
          ], {name: 'y', color:'orange', trace: true});
 </jsxgraph>
@@ Line 27: / Line 26: @@
 <source lang="javascript">
 </source>
 [[Category:Examples]]
 [[Category:Geometry]]

2021-06-06T19:48:01Z

← Older revision		Revision as of 19:48, 6 June 2021
Line 13:		Line 13:

	var Q3 = board.create('functiongraph', ['x^2']);		var Q3 = board.create('functiongraph', ['x^2']);
	var x = board.create('glider', [2, 4, Q3], {name:'x'});		var x = board.create('glider', [2, 4, Q3], {name:'x', trace:true});
	var t = board.create('point', [1, 0], {name:'t'});		var t = board.create('point', [1, 0], {name:'t'});
	board.create('arrow', [[0,0], t]);		board.create('arrow', [[0,0], t]);
Line 20:		Line 20:
	() => a.Value() * x.X() + b.Value() * x.Y() + t.X(),		() => a.Value() * x.X() + b.Value() * x.Y() + t.X(),
	() => c.Value() * x.X() + d.Value() * x.Y() + t.Y()		() => c.Value() * x.X() + d.Value() * x.Y() + t.Y()
	], {name: 'y'});		], {name: 'y', color:'orange', trace: true});

	</jsxgraph>		</jsxgraph>

2021-06-06T19:47:30Z

2021-06-06T19:47:00Z

← Older revision		Revision as of 19:47, 6 June 2021
Line 15:		Line 15:
	var x = board.create('glider', [2, 4, Q3], {name:'x'});		var x = board.create('glider', [2, 4, Q3], {name:'x'});
	var t = board.create('point', [1, 0], {name:'t'});		var t = board.create('point', [1, 0], {name:'t'});
	board.create('~~vector~~', [0,0], t]);		board.create('arrow', [[0,0], t]);

	var y = board.create('point', [		var y = board.create('point', [

2021-06-06T19:46:47Z

← Older revision		Revision as of 19:46, 6 June 2021
Line 15:		Line 15:
	var x = board.create('glider', [2, 4, Q3], {name:'x'});		var x = board.create('glider', [2, 4, Q3], {name:'x'});
	var t = board.create('point', [1, 0], {name:'t'});		var t = board.create('point', [1, 0], {name:'t'});
	board.create('~~arrow~~', [0,0], t]);		board.create('vector', [0,0], t]);

	var y = board.create('point', [		var y = board.create('point', [

2021-06-06T19:46:39Z

← Older revision		Revision as of 19:46, 6 June 2021
Line 14:		Line 14:
	var Q3 = board.create('functiongraph', ['x^2']);		var Q3 = board.create('functiongraph', ['x^2']);
	var x = board.create('glider', [2, 4, Q3], {name:'x'});		var x = board.create('glider', [2, 4, Q3], {name:'x'});
			var t = board.create('point', [1, 0], {name:'t'});
			board.create('arrow', [0,0], t]);

	var y = board.create('point', [		var y = board.create('point', [

2021-06-06T19:45:39Z

← Older revision		Revision as of 19:45, 6 June 2021
Line 7:		Line 7:
	var board = JXG.JSXGraph.initBoard('jxgbox', { boundingbox: [-2, 5, 8, -5], axis: true});		var board = JXG.JSXGraph.initBoard('jxgbox', { boundingbox: [-2, 5, 8, -5], axis: true});

	var a = board.create('slider', [[3,4], [6,4], [-4, 1, 4]], {name: 'a'});		var a = board.create('slider', [[3,4], [6,4], [-4, 2, 4]], {name: 'a'});
	var b = board.create('slider', [[3,3.5],[6,3.5], [-4, 0, 4]], {name: 'b'});		var b = board.create('slider', [[3,3.5],[6,3.5], [-4, 1, 4]], {name: 'b'});
	var c = board.create('slider', [[3,3], [6,3], [-4, 0, 4]], {name: 'c'});		var c = board.create('slider', [[3,3], [6,3], [-4, 1, 4]], {name: 'c'});
	var d = board.create('slider', [[3,2.5],[6,2.5], [-4, 1, 4]], {name: 'd'});		var d = board.create('slider', [[3,2.5],[6,2.5], [-4, -1, 4]], {name: 'd'});

	var Q3 = board.create('functiongraph', ['x^2']);		var Q3 = board.create('functiongraph', ['x^2']);

2021-06-06T19:45:14Z

2021-06-06T19:43:53Z

← Older revision		Revision as of 19:43, 6 June 2021
Line 8:		Line 8:

	var a = board.create('slider', [[3,4], [6,4], [-4, 1, 4]], {name: 'a'});		var a = board.create('slider', [[3,4], [6,4], [-4, 1, 4]], {name: 'a'});
	var b = board.create('slider', [[3,3.5],[6,3.5], [-4, 1, 4]], {name: 'b'});		var b = board.create('slider', [[3,3.5],[6,3.5], [-4, 0, 4]], {name: 'b'});
	var c = board.create('slider', [[3,3], [6,3], [-4, 1, 4]], {name: 'c'});		var c = board.create('slider', [[3,3], [6,3], [-4, 0, 4]], {name: 'c'});
	var d = board.create('slider', [[3,2.5],[6,2.5], [-4, 1, 4]], {name: 'd'});		var d = board.create('slider', [[3,2.5],[6,2.5], [-4, 1, 4]], {name: 'd'});

Line 16:		Line 16:

	var y = board.create('point', [		var y = board.create('point', [
	() => x.X() + 2* x.Y() ~~+ 1~~,		() => a.Value() * x.X() + b.Value() * x.Y(),
	() => x.X() - x.Y()		() => c.Value() * x.X() + c.Value() * x.Y()
	], {name: 'y'});		], {name: 'y'});