meaning of newton raphson
1.   Newton-Raphson A well-known algorithm for solving equations.   Given an equation, f x = 0 and an initial approximation, x0, a better approximation is given by: xi+1 = xi - fxi / fxi where fx is the first derivative of f, df/dx.  NewWave A graphical user interface and object-oriented environment from Hewlett-Packard, based on Windows and available on Unix workstations.  NewYacc A parser generator by Jack Callahan 
						 
