Difference between revisions of "Systems of differential equations"

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(New page: Display solutions of the ordinary differential equation :<math> y'= f(x,y)</math> with initial value <math>(x_0,y_0)</math>. <html> <form> f<sub>1</sub>(x,y)=<input type="text" id="odeinpu...)
 
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function ode() {
 
function ode() {
   return JXG.Math.Numerics.rungeKutta(JXG.Math.Numerics.predefinedButcher.Heun, [P.Y()], [P.X(), P.X()+N.Value()], 200, f);
+
   return JXG.Math.Numerics.rungeKutta(JXG.Math.Numerics.predefinedButcher.Heun, [P1.Y()], [P1.X(), P1.X()+N.Value()], 200, f);
 
}
 
}
  
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     this.dataY = [];
 
     this.dataY = [];
 
     for(var i=0; i<data.length; i++) {
 
     for(var i=0; i<data.length; i++) {
         this.dataX[i] = P.X()+i*h;
+
         this.dataX[i] = P1.X()+i*h;
 
         this.dataY[i] = data[i][0];
 
         this.dataY[i] = data[i][0];
 
     }
 
     }

Revision as of 09:42, 21 July 2010

Display solutions of the ordinary differential equation

[math] y'= f(x,y)[/math]

with initial value [math](x_0,y_0)[/math].

f1(x,y)=
f2(x,y)=