newton-raphson

1 definition found

newton-raphson - Free On-line Dictionary of Computing (26 May 2007) :

  Newton-Raphson
  
     A well-known algorithm for solving equations.  Given an
     equation,
  
     	f x = 0
  
     and an initial approximation, x(0), a better approximation is
     given by:
  
     	x(i+1) = x(i) - f(x(i)) / f'(x(i))
  
     where f'(x) is the first derivative of f, df/dx.