MATLAB: Finding root in Newton Raphson method

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How i can find root of a non liniar equation by Newton Raphson method in MATLAB ?

Best Answer

variant from book "Mathematical Exploration with MATLAB" by Ke Chen, Peter Giblin, Alan Irving , file full_new.m

Related Solutions

MATLAB: Newton’s method for root finding

Quick look, this looks suspiciously a buggy statement

         xold=xold;

MATLAB: 5th root with Newton-Raphson code

If n is the number whose 5th root has to be calculated:
function f = fifth_root(n)
  xold=10;
  for i = 1:100
  xnew = xold - (xold*xold*xold*xold*xold-n)/(5*xold*xold*xold*xold);
  xold=xnew;
  end
  f=xnew
  end

Related Question

Can someone write an example of using the secant method to find roots of equations