Power functions

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b = JXG.JSXGraph.initBoard('jxgbox', {originX: 300, originY: 200, unitX: 20, unitY: 20});
b.createElement('axis', [[0,0], [1,0]], {});
b.createElement('axis', [[0,0], [0,1]], {});
var n = b.createElement('slider',[-5,-2,10,-5,5,0],{name:'n'});
var m = b.createElement('slider',[1.0,-4,9,1,10,1],{name:'m'});
b.createElement('curve', [function(t){ return t; }, function(t){ return b.pow(t,n.X()/m.X()); }, "t"],{strokeColor:'#ff0000'});
b.createElement('text',[-5, 3, function(){ return 'y=x<sup>'+b.round(n.X()/m.X(),3)+'</sup>';}]);