Difference between revisions of "Differentiability"

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Line 14: Line 14:
 
p[1] = board.create('point', [-0.5,3], {size:2, color:'blue'});
 
p[1] = board.create('point', [-0.5,3], {size:2, color:'blue'});
 
p[2] = board.create('point', [2,0.5], {size:2, color:'blue'});
 
p[2] = board.create('point', [2,0.5], {size:2, color:'blue'});
p[3] = board.create('point', [6,5], {size:2, color:'blue'});
+
p[3] = board.create('point', [6, 3], {size:2, color:'blue'});
 
var pol = JXG.Math.Numerics.lagrangePolynomial(p);
 
var pol = JXG.Math.Numerics.lagrangePolynomial(p);
 
var graph = board.create('functiongraph', [pol, -10, 10]);
 
var graph = board.create('functiongraph', [pol, -10, 10]);
Line 24: Line 24:
 
var line = board.create('line',[fx0, fx],{strokeColor:'#ff0000',dash:2});
 
var line = board.create('line',[fx0, fx],{strokeColor:'#ff0000',dash:2});
  
var txt = board.create('text', [2, 4, function() {  
+
var txt = board.create('text', [2, 7, function() {  
 
         return '\\[ \\frac{' +  
 
         return '\\[ \\frac{' +  
               fx.Y().toFixed(2) + '-' + fx0.Y().toFixed(2) +  
+
               fx.Y().toFixed(2) + '-(' + fx0.Y().toFixed(2) +  
               '}{' +  
+
               )'}{' +  
               fx.X().toFixed(2) + '-' + fx0.X().toFixed(2) +
+
               fx.X().toFixed(2) + '-(' + fx0.X().toFixed(2) +
               '} \\]';
+
               ')} \\]';
 
     }]);
 
     }]);
  

Revision as of 19:50, 21 January 2019