# 4.2. Specifying the Mesh

The following section gives a brief overview on how to define a finite element model within Aria from an input finite element mesh. For details on the command usage/reference, the reader is referred to Finite Element Model Parameters

- 4.2.1. Finite element model
  - 4.2.1.1. Defining the Mesh Database and Decomposition Method
  - 4.2.1.2. Coordinate System Specification
  - 4.2.1.3. Mesh Database Part Names and Assemblies
  - 4.2.1.4. Mesh Part Material Assignments
- 4.2.2. Assemblies and Mesh Groups
  - 4.2.2.1. Assemblies
  - 4.2.2.2. Mesh Groups
  - 4.2.2.3. Omitting Parts of the Mesh
- 4.2.3. Skinning
  - 4.2.3.1. Skinned Surface
  - 4.2.3.2. Skinned Shell
- 4.2.4. Rebalance
- 4.2.5. Adaptivity
  - 4.2.5.1. Adaptivity Overview
  - 4.2.5.2. Uniform Refinement
  - 4.2.5.3. Runtime Adaptive Refinement