I want to apply newton's method on following set of equations

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Amanpreet Kaur
Amanpreet Kaur 2016-7-25
编辑： Torsten 2016-7-25
I have following set of equations: f1 = (((x-x1)^2 +(y-y1)^2)^0.5)-d1; f2 = ((x-x2)^2 +(y-y2)^2)^0.5)-d2; f3= (((x-x3)^2 +(y-y3)^2)^0.5)-d3; where x and y are variables and others are constant Please tell me how i can solve it using newton's method?

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回答（1 个）

Torsten
Torsten 2016-7-25
编辑：Torsten 2016-7-25
Use MATLAB's "fsolve":
http://de.mathworks.com/help/optim/ug/fsolve.html
Best wishes
Torsten.

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