Difference between revisions of "Arithmetics of complex numbers"

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(New page: <html> <link rel="stylesheet" type="text/css" href="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraph.css" /> <script type="text/javascript" src="http://jsxgraph.uni-bayreuth.de/distrib/pro...)
 
Line 3: Line 3:
 
<script type="text/javascript" src="http://jsxgraph.uni-bayreuth.de/distrib/prototype.js"></script>
 
<script type="text/javascript" src="http://jsxgraph.uni-bayreuth.de/distrib/prototype.js"></script>
 
<script type="text/javascript" src="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraphcore.js"></script>
 
<script type="text/javascript" src="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraphcore.js"></script>
<form><textarea id="input" rows=7 cols=35 wrap="off" >
 
function f(x) {
 
  return Math.cos(x)*p.Y();
 
}
 
c = plot(f);
 
// Derivative:
 
g = board.algebra.D(f);
 
plot(g,{strokecolor:'black', dash:1});
 
</textarea> <br>
 
<input type="button" value="plot" onClick="doIt()" style='margin:1em'>
 
<input type="button" value="clear all" onClick="board=clearAll(board)">
 
</form>
 
 
<div id="box" class="jxgbox" style="width:600px; height:600px;"></div>
 
<div id="box" class="jxgbox" style="width:600px; height:600px;"></div>
 
<script language="JavaScript">
 
<script language="JavaScript">
Line 21: Line 9:
 
         b1axisx = board.createElement('axis', [[0,0], [1,0]], {});
 
         b1axisx = board.createElement('axis', [[0,0], [1,0]], {});
 
         b1axisy = board.createElement('axis', [[0,0], [0,1]], {});
 
         b1axisy = board.createElement('axis', [[0,0], [0,1]], {});
 +
 +
        var x = board.createElement('point', [2,2], {style:5,fillColor:'blue',name:'x'});
 +
        var y = board.createElement('point', [-1,-3], {style:5,fillColor:'blue',name:'y'});
 +
        var xy = board.createElement('point',
 +
              ["X(x)+Y(y)","Y(x)+Y(y)"], {style:9,fillColor:'blue',name:'x+y'});
 +
 +
       
 
</script>
 
</script>
 
</html>
 
</html>

Revision as of 00:13, 4 December 2008