Difference between revisions of "Rolling circle on circle"
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Jump to navigationJump to searchA WASSERMANN (talk | contribs) |
A WASSERMANN (talk | contribs) |
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| Line 11: | Line 11: | ||
var brd = JXG.JSXGraph.initBoard('jxgbox',{boundingbox:[-5,5,5,-5], keepaspectratio:true}); | var brd = JXG.JSXGraph.initBoard('jxgbox',{boundingbox:[-5,5,5,-5], keepaspectratio:true}); | ||
brd.suspendUpdate(); | brd.suspendUpdate(); | ||
| − | |||
// Big circle | // Big circle | ||
var bigCircle = brd.create('curve', [ | var bigCircle = brd.create('curve', [ | ||
| Line 18: | Line 17: | ||
// Circle | // Circle | ||
var P = brd.create('point',[4,0],{name:'P', trace:false}); | var P = brd.create('point',[4,0],{name:'P', trace:false}); | ||
| − | var C = brd.create('point',[ | + | var C = brd.create('point',[1,0],{name:'C'}); |
var circle = brd.create('curve',[ | var circle = brd.create('curve',[ | ||
function(t){var d = P.Dist(C); | function(t){var d = P.Dist(C); | ||
| Line 30: | Line 29: | ||
// Point on circle | // Point on circle | ||
| − | var B = brd.create('glider',[0,2,circle],{name:'B', color:'blue',trace: | + | var B = brd.create('glider',[0,2,circle],{name:'B', color:'blue',trace:false}); |
brd.create('segment',[C,B],{color:'black'}); | brd.create('segment',[C,B],{color:'black'}); | ||
brd.unsuspendUpdate(); | brd.unsuspendUpdate(); | ||
