Difference between revisions of "Newton's root finding method"

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Line 8: Line 8:
 
<td>
 
<td>
 
<form>
 
<form>
<input style="border:none; background-color:#efefef;padding:5px;margin-left:2px;" type="text" id="graphterm" value="x*x" size="40"/>
+
<input style="border:none; background-color:#efefef;padding:5px;margin-left:2px;" type="text" id="graphterm" value="x*x" size="30"/>
 
<input type="button" value="set function term" onClick="newGraph(document.getElementById('graphterm').value);">
 
<input type="button" value="set function term" onClick="newGraph(document.getElementById('graphterm').value);">
 
</form>
 
</form>
Line 31: Line 31:
 
<jsxgraph width="600" height="500">
 
<jsxgraph width="600" height="500">
 
var i;
 
var i;
var board = JXG.JSXGraph.initBoard('jxgbox', {boundingbox:[-5,8,5,-4], axis:true});
+
var board = JXG.JSXGraph.initBoard('jxgbox', {boundingbox:[-5,10,5,-2], axis:true});
 
var ax = board.create('axis', [[0,0], [1,0]], {strokeColor: 'black'});
 
var ax = board.create('axis', [[0,0], [1,0]], {strokeColor: 'black'});
 
var ay = board.create('axis', [[0,0], [0,1]], {strokeColor: 'black'});
 
var ay = board.create('axis', [[0,0], [0,1]], {strokeColor: 'black'});

Revision as of 16:15, 3 February 2010

xo is the start value. Drag it.

You may change the function term here:
f(x) =