Multiple logarithmic spirals: Difference between revisions
From JSXGraph Wiki
A WASSERMANN (talk | contribs) (New page: <jsxgraph width="600" height="600" box="box1"> board = JXG.JSXGraph.initBoard('box1', {originX: 300, originY: 300, unitX: 25, unitY: 25}); var a = board.createElement('slider', [[1,-1],[...) |
A WASSERMANN (talk | contribs) No edit summary |
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var b = board.createElement('slider', [[1,-2],[5,-2],[0,0.15,1]], {name:'b'}); | var b = board.createElement('slider', [[1,-2],[5,-2],[0,0.15,1]], {name:'b'}); | ||
for (var i=0;i<8;i++) { | for (var i=0;i<8;i++) { | ||
function() { return board.createElement('curve', [function(phi){return a.Value()*board.pow(Math.E,b.Value()*phi*Math.PI*i*0.25); }, [0, 0], 0, 8*Math.PI], | (function() { return board.createElement('curve', [function(phi){return a.Value()*board.pow(Math.E,b.Value()*phi*Math.PI*i*0.25); }, [0, 0], 0, 8*Math.PI], | ||
{curveType:'polar', strokewidth:4}); | {curveType:'polar', strokewidth:4}); | ||
}(); | })(); | ||
} | } | ||
</jsxgraph> | </jsxgraph> | ||
