Difference between revisions of "Power functions"

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(2 intermediate revisions by 2 users not shown)
Line 1: Line 1:
 
<jsxgraph width="600" height="400" box="jxgbox">
 
<jsxgraph width="600" height="400" box="jxgbox">
b = JXG.JSXGraph.initBoard('jxgbox', {axis:true, originX: 300, originY: 200, unitX: 20, unitY: 20});
+
b = JXG.JSXGraph.initBoard('jxgbox', {axis:true, boundingbox: [-15, 10, 15, -10]});
 
b.suspendUpdate();
 
b.suspendUpdate();
 
var n = b.create('slider',[[-5,-2],[5,-2],[-5,1,5]],{name:'n'});
 
var n = b.create('slider',[[-5,-2],[5,-2],[-5,1,5]],{name:'n'});
 
var m = b.create('slider',[[1,-4],[10,-4],[1,1,10]],{name:'m'});
 
var m = b.create('slider',[[1,-4],[10,-4],[1,1,10]],{name:'m'});
b.create('functiongraph', [function(t){ return b.pow(t,n.Value()/m.Value()); }],{strokeColor:'#ff0000'});
+
b.create('functiongraph', [function(t){ return JXG.Math.pow(t,n.Value()/m.Value()); }],{strokeColor:'#ff0000'});
b.create('text',[-5, 3, function(){ return 'y=x<sup>'+b.round(n.Value()/m.Value(),3)+'</sup>';}]);
+
b.create('text',[-5, 3, function(){ return 'y=x<sup>'+(n.Value()/m.Value()).toFixed(3)+'</sup>';}]);
 
b.unsuspendUpdate();
 
b.unsuspendUpdate();
 
</jsxgraph>  
 
</jsxgraph>  
Line 11: Line 11:
  
 
<source lang="javascript">
 
<source lang="javascript">
b = JXG.JSXGraph.initBoard('jxgbox', {axis:true, originX: 300, originY: 200, unitX: 20, unitY: 20});
+
b = JXG.JSXGraph.initBoard('jxgbox', {axis:true, boundingbox: [-15, 10, 15, -10]});
 
b.suspendUpdate();
 
b.suspendUpdate();
 
var n = b.create('slider',[[-5,-2],[5,-2],[-5,1,5]],{name:'n'});
 
var n = b.create('slider',[[-5,-2],[5,-2],[-5,1,5]],{name:'n'});
 
var m = b.create('slider',[[1,-4],[10,-4],[1,1,10]],{name:'m'});
 
var m = b.create('slider',[[1,-4],[10,-4],[1,1,10]],{name:'m'});
b.create('functiongraph', [function(t){ return b.pow(t,n.Value()/m.Value()); }],{strokeColor:'#ff0000'});
+
b.create('functiongraph', [function(t){ return JXG.Math.pow(t,n.Value()/m.Value()); }],{strokeColor:'#ff0000'});
b.create('text',[-5, 3, function(){ return 'y=x<sup>'+b.round(n.Value()/m.Value(),3)+'</sup>';}]);
+
b.create('text',[-5, 3, function(){ return 'y=x<sup>'+(n.Value()/m.Value()).toFixed(3)+'</sup>';}]);
 
b.unsuspendUpdate();
 
b.unsuspendUpdate();
 
</source>
 
</source>

Latest revision as of 17:43, 20 February 2013

</html>

b = JXG.JSXGraph.initBoard('jxgbox', {axis:true, boundingbox: [-15, 10, 15, -10]});
b.suspendUpdate();
var n = b.create('slider',[[-5,-2],[5,-2],[-5,1,5]],{name:'n'});
var m = b.create('slider',[[1,-4],[10,-4],[1,1,10]],{name:'m'});
b.create('functiongraph', [function(t){ return JXG.Math.pow(t,n.Value()/m.Value()); }],{strokeColor:'#ff0000'});
b.create('text',[-5, 3, function(){ return 'y=x<sup>'+(n.Value()/m.Value()).toFixed(3)+'</sup>';}]);
b.unsuspendUpdate();