Difference between revisions of "Conic sections"

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Line 2: Line 2:
 
var brd1=JXG.JSXGraph.initBoard('jxgbox1',{boundingbox:[-3,3,3,-3], keepaspectration:true});
 
var brd1=JXG.JSXGraph.initBoard('jxgbox1',{boundingbox:[-3,3,3,-3], keepaspectration:true});
  
var A = brd1.create('point',[-2,1]);
+
var A = brd1.create('point',[-1,1]);
 
var B = brd1.create('point',[1,1]);
 
var B = brd1.create('point',[1,1]);
 
var C = brd1.create('point',[0,-1]);
 
var C = brd1.create('point',[0,-1]);
Line 11: Line 11:
 
var brd2=JXG.JSXGraph.initBoard('jxgbox2',{boundingbox:[-3,3,3,-3], keepaspectration:true});
 
var brd2=JXG.JSXGraph.initBoard('jxgbox2',{boundingbox:[-3,3,3,-3], keepaspectration:true});
  
var A = brd2.create('point',[-2,2]);
+
var A = brd2.create('point',[-1,2]);
 
var B = brd2.create('point',[1,2]);
 
var B = brd2.create('point',[1,2]);
 
var s = brd2.create('slider',[[-1,-2],[1,-2],[0,5,10]]);
 
var s = brd2.create('slider',[[-1,-2],[1,-2],[0,5,10]]);
 
var ell = brd2.create('ellipse',[A,B,function(){return s.Value();}]);
 
var ell = brd2.create('ellipse',[A,B,function(){return s.Value();}]);
 
</jsxgraph>
 
</jsxgraph>

Revision as of 14:49, 21 March 2010