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" onchange="newGraph(this.value);" value="Math.sin(x)"  size="40"/>
+
<input style="border:none; background-color:#efefef;padding:5px;margin-left:2px;" type="text" onchange="newGraph(this.value);" value="x*x"  size="40"/>
 
</form>
 
</form>
 
</td>
 
</td>
Line 14: Line 14:
 
<script type="text/javascript">
 
<script type="text/javascript">
 
// Initial function term
 
// Initial function term
function term(x) { return Math.sin(x); }
+
function term(x) { return x*x; }
 
// Recursion depth
 
// Recursion depth
 
var steps = 11;
 
var steps = 11;
Line 40: Line 40:
 
}
 
}
  
board.addHook(xval);
+
//board.addHook(xval);
  
 
function newton(p, i) {
 
function newton(p, i) {

Revision as of 16:01, 3 February 2010

xo is the start value. Drag it.

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