Polygon II: Difference between revisions

@@ Line 2: / Line 2: @@
 var brd = JXG.JSXGraph.initBoard('jxgbox',{boundingbox:[-3,3,3,-3]});
 var p1 = brd.create('point',[-1,-1]);
-var c = brd.create('circle',[p1,2],{strokeOpacity:0.1});
+var c1 = brd.create('circle',[p1,2],{strokeOpacity:0.1});
-var p2 = brd.create('glider',[1,-1,c]);
+var p2 = brd.create('glider',[1,-1,c1]);
-var p3 = brd.create('point',
-            [function(){return (p1.X()+p2.X())*0.5;},
-             function(){return (p1.Y()+p2.Y())*0.7;}
+var c2 = brd.create('circle',[p1,Math.sqrt(0.5*0.5+1.0)],{strokeOpacity:0.1});
-            ]);
+var p3 = brd.create('glider',[0,0.5,c2]);
 var poly = brd.create('polygon',[p1,p2,p3], {fillOpacity:0.05});
 </jsxgraph>

Anonymous