Cosine: Difference between revisions

From JSXGraph Wiki
No edit summary
No edit summary
Line 8: Line 8:
</tr>
</tr>
<tr>
<tr>
<td><div id="box" class="jxgbox" style="width:500px; height:500px;"></div></td>
<td>
<td><div id="boxR" class="jxgbox" style="width:500px; height:500px;"></div></td>
  <jsxgraph box="box" width="500" height="500">  
</tr>
      var brd = JXG.JSXGraph.initBoard('box', {boundingbox: [-1.5, 1.5, 1.5, -1.5], axis:true});  
</table>
      var ax = brd.create('line',[[0,0],[1,0]],{visible:false});
 
      var ay = brd.create('line',[[0,0],[0,1]],{visible:false});
<script language="javascript" type="text/javascript">
 
var brd1 = JXG.JSXGraph.initBoard('boxR', {boundingbox: [-10, 1.5, 10, -1.5], axis:true});
var brd = JXG.JSXGraph.initBoard('box', {boundingbox: [-1.5, 1.5, 1.5, -1.5], axis:true});
 
var xr = brd1.create('line',[[-9,0],[9,0]],{visible:false});
var x = brd1.create('glider',[-9,0,xr],{visible:true, name:'x'});
var y = brd1.create('point',[x.X(),Math.cos(x.X())],{size:1,name:'',strokeColor:'green'});
console.log("test1");
var x1 = brd1.create('segment',[x,y],{visible:true, straightFirst:false,straightLast:false,strokeColor:'red'});
x.on('drag', function(){ transform(x);});
 
var f = brd1.create('functiongraph',[function(x){
return Math.cos(x);
}]);
 
console.log("test2");
var ax = brd.create('line',[[0,0],[1,0]],{visible:false});
var ay = brd.create('line',[[0,0],[0,1]],{visible:false});
   
   
var p0 = brd.create('point',[0,0],{fixed:true,visible:false});
      var p0 = brd.create('point',[0,0],{fixed:true,visible:false});
var p1 = brd.create('point',[1,0],{name:'',visible:false,fixed:true});
      var p1 = brd.create('point',[1,0],{name:'',visible:false,fixed:true});
var c = brd.create('circle',[p0,p1],{dash:2,strokeWidth:1,strokeOpacity:0.6});
      var c = brd.create('circle',[p0,p1],{dash:2,strokeWidth:1,strokeOpacity:0.6});




var p2 = brd.create('point',[Math.cos(x.X()),Math.sin(x.X())],{name:'exp(ix)',fixed:true,size:1, strokeColor:'green'});
      var p2 = brd.create('point',[Math.cos(x.X()),Math.sin(x.X())],{name:'exp(ix)',fixed:true,size:1, strokeColor:'green'});


var p3 = brd.create('point',[function(){return p2.X();},0.0],{visible:false,name:'',withLabel:false});
      var p3 = brd.create('point',[function(){return p2.X();},0.0],{visible:false,name:'',withLabel:false});
var p4 = brd.create('point',[0.0,function(){return p2.Y();}],{visible:false,name:'',withLabel:false});
      var p4 = brd.create('point',[0.0,function(){return p2.Y();}],{visible:false,name:'',withLabel:false});
   
   
brd.create('line',[p2,p4],{straightFirst:false,straightLast:false,strokeColor:'red'});    // cos
      brd.create('line',[p2,p4],{straightFirst:false,straightLast:false,strokeColor:'red'});    // cos
brd.create('text',[
      brd.create('text',[
         function(){return (p2.X()+p4.X())*0.3;},
         function(){return (p2.X()+p4.X())*0.3;},
         function(){return p2.Y()+0.05;},
         function(){return p2.Y()+0.05;},
         'cos'],{});
         'cos'],{});


brd1.create('text',[
        function(){return x.X()+0.3;},
        function(){return y.Y()*0.5;},
        'cos'],{});


function transform(x) {
p2.setPosition(JXG.COORDS_BY_USER,[Math.cos(x.X()),Math.sin(x.X())]);
y.setPosition(JXG.COORDS_BY_USER,[x.X(),Math.cos(x.X())]);
brd.update();
}


  </jsxgraph>
</td>
<td>
  <jsxgraph box="boxR" width="500" height="500">
      var brd1 = JXG.JSXGraph.initBoard('boxR', {boundingbox: [-10, 1.5, 10, -1.5], axis:true});
      var xr = brd1.create('line',[[-9,0],[9,0]],{visible:false});
      var x = brd1.create('glider',[-9,0,xr],{visible:true, name:'x'});
      var y = brd1.create('point',[x.X(),Math.cos(x.X())],{size:1,name:'',strokeColor:'green'});
      var x1 = brd1.create('segment',[x,y],{visible:true, straightFirst:false,straightLast:false,strokeColor:'red'});
      x.on('drag', function(){ transform(x);});
      var f = brd1.create('functiongraph',
          [function(x){
    return Math.cos(x);
          }]);
      brd1.create('text',[
        function(){return x.X()+0.3;},
        function(){return y.Y()*0.5;},
        'cos'],{});
      function transform(x) {
        p2.setPosition(JXG.COORDS_BY_USER,[Math.cos(x.X()),Math.sin(x.X())]);
        y.setPosition(JXG.COORDS_BY_USER,[x.X(),Math.cos(x.X())]);
        brd.update();
      }


</script>
  </jsxgraph>
</td>
</tr>
</table>
</body>
</body>


</html>
</html>
[[Category:Contributions]]
[[Category:Contributions]]

Revision as of 12:41, 6 March 2016

Complex PlaneCosine Graph
var brd = JXG.JSXGraph.initBoard('box', {boundingbox: [-1.5, 1.5, 1.5, -1.5], axis:true}); var ax = brd.create('line',[[0,0],[1,0]],{visible:false}); var ay = brd.create('line',[[0,0],[0,1]],{visible:false}); var p0 = brd.create('point',[0,0],{fixed:true,visible:false}); var p1 = brd.create('point',[1,0],{name:'',visible:false,fixed:true}); var c = brd.create('circle',[p0,p1],{dash:2,strokeWidth:1,strokeOpacity:0.6}); var p2 = brd.create('point',[Math.cos(x.X()),Math.sin(x.X())],{name:'exp(ix)',fixed:true,size:1, strokeColor:'green'}); var p3 = brd.create('point',[function(){return p2.X();},0.0],{visible:false,name:'',withLabel:false}); var p4 = brd.create('point',[0.0,function(){return p2.Y();}],{visible:false,name:'',withLabel:false}); brd.create('line',[p2,p4],{straightFirst:false,straightLast:false,strokeColor:'red'}); // cos brd.create('text',[ function(){return (p2.X()+p4.X())*0.3;}, function(){return p2.Y()+0.05;}, 'cos'],{}); var brd1 = JXG.JSXGraph.initBoard('boxR', {boundingbox: [-10, 1.5, 10, -1.5], axis:true}); var xr = brd1.create('line',[[-9,0],[9,0]],{visible:false}); var x = brd1.create('glider',[-9,0,xr],{visible:true, name:'x'}); var y = brd1.create('point',[x.X(),Math.cos(x.X())],{size:1,name:'',strokeColor:'green'}); var x1 = brd1.create('segment',[x,y],{visible:true, straightFirst:false,straightLast:false,strokeColor:'red'}); x.on('drag', function(){ transform(x);}); var f = brd1.create('functiongraph', [function(x){ return Math.cos(x); }]); brd1.create('text',[ function(){return x.X()+0.3;}, function(){return y.Y()*0.5;}, 'cos'],{}); function transform(x) { p2.setPosition(JXG.COORDS_BY_USER,[Math.cos(x.X()),Math.sin(x.X())]); y.setPosition(JXG.COORDS_BY_USER,[x.X(),Math.cos(x.X())]); brd.update(); }