GFem language documentation -- 1 Introduction

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# 1 Introduction

FreeFEM is an implementation of the Gfem language dedicated to the finite element method. It provides you a way to solve Partial Differential Equations (PDE) simply. Although you can solve quite complicated problems can be solved also.

In this manual we are going to describe the freeFEM package:

- Compilation step
- How to use the language
- A quick presentation of how it is done
- A library for mesh adaptation. You are not obliged to use it or to compile it

- 1.1 Conventions
- 1.2 Software and Documentation
- 1.3 The FreeFEM World