Inverse mapping of the power function

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Revision as of 09:44, 22 July 2010 by A WASSERMANN (talk | contribs)

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<link rel="stylesheet" type="text/css" href="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraph.css" />
<script type="text/javascript" src="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraphcore.js"></script>
<div id="jxgbox" class="jxgbox" style="width:600px; height:400px;"></div>
b = JXG.JSXGraph.initBoard('jxgbox', {originX: 220, originY: 300, unitX: 40, unitY: 40});
b.suspendUpdate();
b.create('axis', [[0,0], [1,0]], {});
b.create('axis', [[0,0], [0,1]], {});

var n = b.create('slider',[[-5,-1],[5,-1],[-5,1,5]],{name:'n'});
b.create('functiongraph', [function(t){ return t}],{strokeColor:'#000000',dash:1,strokeWidth:1});
b.create('functiongraph', [function(t){ return b.pow(t,n.Value()); },0.001,8],{strokeColor:'#ff0000'});
b.create('functiongraph', [function(t){ return b.pow(t,1/n.Value()); },0.001,8],{strokeColor:'#ff0000',dash:2});
b.unsuspendUpdate();