Newton Forward And Backward Interpolation - GeeksforGeeks
www.geeksforgeeks.org › newton-forward-backwardOct 17, 2017 · Thus, the first backward differences are : NEWTON’S GREGORY BACKWARD INTERPOLATION FORMULA: This formula is useful when the value of f(x) is required near the end of the table. h is called the interval of difference and u = ( x – an ) / h, Here an is last term. Example: Input : Population in 1925. Output : Value in 1925 is 96.8368. Below is the implementation of the Newton backward interpolation method.