The Multiplication Parabola - Revision history

Michael at 07:30, 9 June 2011

2011-06-09T07:30:09Z

← Older revision		Revision as of 07:30, 9 June 2011
Line 1:		Line 1:
	<jsxgraph width="400" height="600" box="box">		<jsxgraph width="400" height="600" box="box">
	var brd = JXG.JSXGraph.initBoard('box', {axis:true, ~~originX~~: ~~200~~, ~~originY: 550~~, ~~grid:true~~, ~~unitX: 50, unitY: 50~~});		var brd = JXG.JSXGraph.initBoard('box', {axis:true, boundingbox: [-4, 11, 4, -1]});
	var f = brd.create('functiongraph',[function(x){return x*x;}],{strokeColor:'black',highlightStrokeColor:'black'});		var f = brd.create('functiongraph',[function(x){return x*x;}],{strokeColor:'black',highlightStrokeColor:'black'});
	var a = brd.create('glider',[-2,4,f]);		var a = brd.create('glider',[-2,4,f]);
Line 10:		Line 10:

	===The underlying JavaScript code===		===The underlying JavaScript code===
	<source lang="~~xml">~~		<source lang="javascript">
	~~<jsxgraph width="400" height="600" box="box~~">		var brd = JXG.JSXGraph.initBoard('box', {axis:true, boundingbox: [-4, 11, 4, -1]});
	var brd = JXG.JSXGraph.initBoard('box', {axis:true, ~~originX~~: ~~200~~, ~~originY: 550~~, ~~grid:true, unitX: 50~~, ~~unitY: 50~~});
	var f = brd.create('functiongraph',[function(x){return x*x;}],{strokeColor:'black',highlightStrokeColor:'black'});		var f = brd.create('functiongraph',[function(x){return x*x;}],{strokeColor:'black',highlightStrokeColor:'black'});
	var a = brd.create('glider',[-2,4,f]);		var a = brd.create('glider',[-2,4,f]);
Line 19:		Line 18:
	var p = brd.create('point',[function(){return 0.0;},function(){return -a.X()*b.X();}],{fixed:true});		var p = brd.create('point',[function(){return 0.0;},function(){return -a.X()*b.X();}],{fixed:true});
	var t = brd.create('text',[-1.5,9,function(){ return '-X(A)X(B) = '+a.X().toFixed(2)+''+b.X().toFixed(2)+' = '+(-a.X()*b.X()).toFixed(2)+' = Y(C)';}]);		var t = brd.create('text',[-1.5,9,function(){ return '-X(A)X(B) = '+a.X().toFixed(2)+''+b.X().toFixed(2)+' = '+(-a.X()*b.X()).toFixed(2)+' = Y(C)';}]);
	~~</jsxgraph>~~
	</source>		</source>

	[[Category:Examples]]		[[Category:Examples]]

A WASSERMANN at 08:45, 16 June 2010

2010-06-16T08:45:09Z

← Older revision		Revision as of 08:45, 16 June 2010
Line 1:		Line 1:
	<jsxgraph width="400" height="600" box="box">		<jsxgraph width="400" height="600" box="box">
	var brd = JXG.JSXGraph.initBoard('box', {axis:true, originX: 200, originY: 550, grid:true, unitX: 50, unitY: 50});		var brd = JXG.JSXGraph.initBoard('box', {axis:true, originX: 200, originY: 550, grid:true, unitX: 50, unitY: 50});
	var f = brd.~~createElement~~('functiongraph',[function(x){return x*x;}],{strokeColor:'black',highlightStrokeColor:'black'});		var f = brd.create('functiongraph',[function(x){return x*x;}],{strokeColor:'black',highlightStrokeColor:'black'});
	var a = brd.~~createElement~~('glider',[-2,4,f]);		var a = brd.create('glider',[-2,4,f]);
	var b = brd.~~createElement~~('glider',[3,9,f]);		var b = brd.create('glider',[3,9,f]);
	var g = brd.~~createElement~~('line',[a,b],{straightFirst:false,straightLast:false});		var g = brd.create('line',[a,b],{straightFirst:false,straightLast:false});
	var p = brd.~~createElement~~('point',[function(){return 0.0;},function(){return -a.X()*b.X();}],{fixed:true});		var p = brd.create('point',[function(){return 0.0;},function(){return -a.X()*b.X();}],{fixed:true});
	var t = brd.~~createElement~~('text',[-1.5,9,function(){ return '-X(A)X(B) = '+a.X().toFixed(2)+''+b.X().toFixed(2)+' = '+(-a.X()*b.X()).toFixed(2)+' = Y(C)';}]);		var t = brd.create('text',[-1.5,9,function(){ return '-X(A)X(B) = '+a.X().toFixed(2)+''+b.X().toFixed(2)+' = '+(-a.X()*b.X()).toFixed(2)+' = Y(C)';}]);
	</jsxgraph>		</jsxgraph>

Line 13:		Line 13:
	<jsxgraph width="400" height="600" box="box">		<jsxgraph width="400" height="600" box="box">
	var brd = JXG.JSXGraph.initBoard('box', {axis:true, originX: 200, originY: 550, grid:true, unitX: 50, unitY: 50});		var brd = JXG.JSXGraph.initBoard('box', {axis:true, originX: 200, originY: 550, grid:true, unitX: 50, unitY: 50});
	var f = brd.~~createElement~~('functiongraph',[function(x){return x*x;}],{strokeColor:'black',highlightStrokeColor:'black'});		var f = brd.create('functiongraph',[function(x){return x*x;}],{strokeColor:'black',highlightStrokeColor:'black'});
	var a = brd.~~createElement~~('glider',[-2,4,f]);		var a = brd.create('glider',[-2,4,f]);
	var b = brd.~~createElement~~('glider',[3,9,f]);		var b = brd.create('glider',[3,9,f]);
	var g = brd.~~createElement~~('line',[a,b],{straightFirst:false,straightLast:false});		var g = brd.create('line',[a,b],{straightFirst:false,straightLast:false});
	var p = brd.~~createElement~~('point',[function(){return 0.0;},function(){return -a.X()*b.X();}],{fixed:true});		var p = brd.create('point',[function(){return 0.0;},function(){return -a.X()*b.X();}],{fixed:true});
	var t = brd.~~createElement~~('text',[-1.5,9,function(){ return '-X(A)X(B) = '+a.X().toFixed(2)+''+b.X().toFixed(2)+' = '+(-a.X()*b.X()).toFixed(2)+' = Y(C)';}]);		var t = brd.create('text',[-1.5,9,function(){ return '-X(A)X(B) = '+a.X().toFixed(2)+''+b.X().toFixed(2)+' = '+(-a.X()*b.X()).toFixed(2)+' = Y(C)';}]);
	</jsxgraph>		</jsxgraph>
	</source>		</source>

	[[Category:Examples]]		[[Category:Examples]]

A WASSERMANN at 12:58, 19 June 2009

2009-06-19T12:58:07Z

← Older revision		Revision as of 12:58, 19 June 2009
Line 11:		Line 11:
	===The underlying JavaScript code===		===The underlying JavaScript code===
	<source lang="xml">		<source lang="xml">
	</jsxgraph></source>		<jsxgraph width="400" height="600" box="box">
			var brd = JXG.JSXGraph.initBoard('box', {axis:true, originX: 200, originY: 550, grid:true, unitX: 50, unitY: 50});
			var f = brd.createElement('functiongraph',[function(x){return x*x;}],{strokeColor:'black',highlightStrokeColor:'black'});
			var a = brd.createElement('glider',[-2,4,f]);
			var b = brd.createElement('glider',[3,9,f]);
			var g = brd.createElement('line',[a,b],{straightFirst:false,straightLast:false});
			var p = brd.createElement('point',[function(){return 0.0;},function(){return -a.X()*b.X();}],{fixed:true});
			var t = brd.createElement('text',[-1.5,9,function(){ return '-X(A)X(B) = '+a.X().toFixed(2)+''+b.X().toFixed(2)+' = '+(-a.X()*b.X()).toFixed(2)+' = Y(C)';}]);
			</jsxgraph>
			</source>

	[[Category:Examples]]		[[Category:Examples]]

A WASSERMANN at 12:57, 19 June 2009

2009-06-19T12:57:10Z

← Older revision		Revision as of 12:57, 19 June 2009
Line 6:		Line 6:
	var g = brd.createElement('line',[a,b],{straightFirst:false,straightLast:false});		var g = brd.createElement('line',[a,b],{straightFirst:false,straightLast:false});
	var p = brd.createElement('point',[function(){return 0.0;},function(){return -a.X()*b.X();}],{fixed:true});		var p = brd.createElement('point',[function(){return 0.0;},function(){return -a.X()*b.X();}],{fixed:true});
	var t = brd.createElement('text',[1,7,function(){ return '-X(A)X(B) = '+a.X().toFixed(2)+''+b.X().toFixed(2)+' = '+(-a.X()*b.X()).toFixed(2)+' = Y(C)';}]);		var t = brd.createElement('text',[-1.5,9,function(){ return '-X(A)X(B) = '+a.X().toFixed(2)+''+b.X().toFixed(2)+' = '+(-a.X()*b.X()).toFixed(2)+' = Y(C)';}]);
	</jsxgraph>		</jsxgraph>

A WASSERMANN at 12:56, 19 June 2009

2009-06-19T12:56:28Z

← Older revision		Revision as of 12:56, 19 June 2009
Line 6:		Line 6:
	var g = brd.createElement('line',[a,b],{straightFirst:false,straightLast:false});		var g = brd.createElement('line',[a,b],{straightFirst:false,straightLast:false});
	var p = brd.createElement('point',[function(){return 0.0;},function(){return -a.X()*b.X();}],{fixed:true});		var p = brd.createElement('point',[function(){return 0.0;},function(){return -a.X()*b.X();}],{fixed:true});
			var t = brd.createElement('text',[1,7,function(){ return '-X(A)X(B) = '+a.X().toFixed(2)+''+b.X().toFixed(2)+' = '+(-a.X()*b.X()).toFixed(2)+' = Y(C)';}]);
	</jsxgraph>		</jsxgraph>

A WASSERMANN at 12:53, 19 June 2009

2009-06-19T12:53:01Z

← Older revision		Revision as of 12:53, 19 June 2009
Line 5:		Line 5:
	var b = brd.createElement('glider',[3,9,f]);		var b = brd.createElement('glider',[3,9,f]);
	var g = brd.createElement('line',[a,b],{straightFirst:false,straightLast:false});		var g = brd.createElement('line',[a,b],{straightFirst:false,straightLast:false});
	var p = brd.createElement('~~glider~~',[function(){return 0.0;},~~5,g~~],{fixed:true});		var p = brd.createElement('point',[function(){return 0.0;},function(){return -a.X()*b.X();}],{fixed:true});
	</jsxgraph>		</jsxgraph>

A WASSERMANN at 12:51, 19 June 2009

2009-06-19T12:51:49Z

← Older revision		Revision as of 12:51, 19 June 2009
Line 5:		Line 5:
	var b = brd.createElement('glider',[3,9,f]);		var b = brd.createElement('glider',[3,9,f]);
	var g = brd.createElement('line',[a,b],{straightFirst:false,straightLast:false});		var g = brd.createElement('line',[a,b],{straightFirst:false,straightLast:false});
	var p = brd.createElement('glider',[function(){return 0.0;},5,g]);		var p = brd.createElement('glider',[function(){return 0.0;},5,g],{fixed:true});
	</jsxgraph>		</jsxgraph>

A WASSERMANN at 12:51, 19 June 2009

2009-06-19T12:51:26Z

← Older revision		Revision as of 12:51, 19 June 2009
Line 5:		Line 5:
	var b = brd.createElement('glider',[3,9,f]);		var b = brd.createElement('glider',[3,9,f]);
	var g = brd.createElement('line',[a,b],{straightFirst:false,straightLast:false});		var g = brd.createElement('line',[a,b],{straightFirst:false,straightLast:false});
	var p = brd.createElement('glider',[function(){return 0.0;},0,g]);		var p = brd.createElement('glider',[function(){return 0.0;},5,g]);
	</jsxgraph>		</jsxgraph>

A WASSERMANN at 12:50, 19 June 2009

2009-06-19T12:50:55Z

← Older revision		Revision as of 12:50, 19 June 2009
Line 5:		Line 5:
	var b = brd.createElement('glider',[3,9,f]);		var b = brd.createElement('glider',[3,9,f]);
	var g = brd.createElement('line',[a,b],{straightFirst:false,straightLast:false});		var g = brd.createElement('line',[a,b],{straightFirst:false,straightLast:false});
			var p = brd.createElement('glider',[function(){return 0.0;},0,g]);
	</jsxgraph>		</jsxgraph>

A WASSERMANN at 12:48, 19 June 2009

2009-06-19T12:48:57Z

← Older revision		Revision as of 12:48, 19 June 2009
Line 3:		Line 3:
	var f = brd.createElement('functiongraph',[function(x){return x*x;}],{strokeColor:'black',highlightStrokeColor:'black'});		var f = brd.createElement('functiongraph',[function(x){return x*x;}],{strokeColor:'black',highlightStrokeColor:'black'});
	var a = brd.createElement('glider',[-2,4,f]);		var a = brd.createElement('glider',[-2,4,f]);
	var a = brd.createElement('glider',[-3,9,f]);		var b = brd.createElement('glider',[3,9,f]);
			var g = brd.createElement('line',[a,b],{straightFirst:false,straightLast:false});
	</jsxgraph>		</jsxgraph>