# Interpolation

Interpolation is a technique in numerical analysis to find a functional formula based on given data of given points.

## 2d-Solved problems for Newton-divided differences

Two Solved problems for Newton-divided differences are given for more information about the method.

## 2c- What is Newton-divided difference interpolation?

Learn about deriving the expression of Newton-Divided difference interpolation function and how to derive the expression.

## 2b- Solved problems for quadratic interpolation

Solved problems for quadratic interpolation. In both two solved problems three points, are given and used to get the quadratic interpolation function.

## 2a- Easy introduction to quadratic interpolation

Introduction to quadratic interpolation, how to derive the expression of it? The Vandermonde matrix and how to get its inverse value and determinant value?

## 1- Easy introduction to the definition of Interpolation

An introduction to interpolation and linear interpolation, what are polynomials, and how can be used as a tool to make a linear interpolation?

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