Difference between revisions of "Inverse Composition Rules"
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<tr> | <tr> | ||
<td> </td> | <td> </td> | ||
| − | <td><input type="radio" name="f" value="sin" checked onChange="change(this)"></td> | + | <td><input type="radio" name="f" value="sin" checked onChange="change(f,this)"></td> |
| − | <td><input type="radio" name="f" value="cos" onChange="change(this)"></td> | + | <td><input type="radio" name="f" value="cos" onChange="change(f,this)"></td> |
| − | <td><input type="radio" name="f" value="tan" onChange="change(this)"></td> | + | <td><input type="radio" name="f" value="tan" onChange="change(f,this)"></td> |
| − | <td><input type="radio" name="f" value="square" onChange="change(this)"></td> | + | <td><input type="radio" name="f" value="square" onChange="change(f,this)"></td> |
| − | <td><input type="radio" name="f" value="sinh" onChange="change(this)"></td> | + | <td><input type="radio" name="f" value="sinh" onChange="change(f,this)"></td> |
| − | <td><input type="radio" name="f" value="exp" onChange="change(this)"></td> | + | <td><input type="radio" name="f" value="exp" onChange="change(f,this)"></td> |
</tr> | </tr> | ||
<tr> | <tr> | ||
| Line 31: | Line 31: | ||
<tr> | <tr> | ||
<td> </td> | <td> </td> | ||
| − | <td><input type="radio" name="g" value="asin" checked></td> | + | <td><input type="radio" name="g" value="asin" checked onChange="change(g,this)"></td> |
| − | <td><input type="radio" name="g" value="acos"></td> | + | <td><input type="radio" name="g" value="acos" onChange="change(g,this)></td> |
| − | <td><input type="radio" name="g" value="atan"></td> | + | <td><input type="radio" name="g" value="atan" onChange="change(g,this)></td> |
| − | <td><input type="radio" name="g" value="sqrt"></td> | + | <td><input type="radio" name="g" value="sqrt" onChange="change(g,this)></td> |
| − | <td><input type="radio" name="g" value="asinh"></td> | + | <td><input type="radio" name="g" value="asinh" onChange="change(g,this)></td> |
| − | <td><input type="radio" name="g" value="log"></td> | + | <td><input type="radio" name="g" value="log" onChange="change(g,this)></td> |
</tr> | </tr> | ||
</table> | </table> | ||
| Line 45: | Line 45: | ||
var f, g; | var f, g; | ||
| − | var change = function(obj) { | + | var change = function(func,obj) { |
var t = obj.value; | var t = obj.value; | ||
| − | + | if (t=='sin') { func = function(x) { return Math.sin(x); } | |
| + | else if (t=='cos') { func = function(x) { return Math.cos(x); } | ||
| + | else if (t=='tan') { func = function(x) { return Math.tan(x); } | ||
| + | else if (t=='square') { func = function(x) { return x*x; } | ||
| + | else if (t=='sinh') { func = function(x) { return brd.sinh(x); } | ||
| + | else if (t=='exp') { func = function(x) { return Math.exp(x); } | ||
| + | |||
| + | else if (t=='asin') { func = function(x) { return Math.asin(x); } | ||
| + | else if (t=='acos') { func = function(x) { return Math.acos(x); } | ||
| + | else if (t=='atan') { func = function(x) { return Math.atan(x); } | ||
| + | else if (t=='sqrt') { func = function(x) { return Math.sqrt(x); } | ||
| + | else if (t=='asinh') { func = function(x) { return Math.log(x+Math.sqrt(1+x*x)); } | ||
| + | else if (t=='log') { func = function(x) { return Math.log(x); } | ||
| + | |||
} | } | ||
Revision as of 15:29, 19 June 2009
