Homec4science
Diffusion GooseFEM (neighbour) Browse

rGOOSEFEM/docs/conventions/terminology.rst
f64ccfd6ac5dneighbour

Last Change
Raw File

terminology.rst
View Options

.. _conventions_terminology:
Terminology
===========
Glossary
--------
+---------+---------+-------------------------------------+
| Alias | Type | Description |
+=========+=========+=====================================+
| nnode | size | number of nodes |
+---------+---------+-------------------------------------+
| ndim | size | number of dimensions |
+---------+---------+-------------------------------------+
| nelem | size | number of elements |
+---------+---------+-------------------------------------+
| nne | size | number of nodes per element |
+---------+---------+-------------------------------------+
| tdim | size | number of dimensions of tensor |
+---------+---------+-------------------------------------+
| --- | --- | --- |
+---------+---------+-------------------------------------+
| dofval | array | degrees of freedom |
+---------+---------+-------------------------------------+
| nodevec | array | nodal vector |
+---------+---------+-------------------------------------+
| elemvec | array | nodal vector stored per element |
+---------+---------+-------------------------------------+
| elemmat | array | matrix stored per element |
+---------+---------+-------------------------------------+
| qscalar | array | scalar stored per integration point |
+---------+---------+-------------------------------------+
| qtensor | array | tensor stored per integration point |
+---------+---------+-------------------------------------+
| --- | --- | --- |
+---------+---------+-------------------------------------+
| coor | name | nodal coordinates |
+---------+---------+-------------------------------------+
| conn | name | connectivity |
+---------+---------+-------------------------------------+
| --- | --- | --- |
+---------+---------+-------------------------------------+
| Tri3 | element | 2-d triangular element (3 nodes) |
+---------+---------+-------------------------------------+
| Quad4 | element | 2-d quadrilateral element (4 nodes) |
+---------+---------+-------------------------------------+
| Hex8 | element | 3-d hexahedral element (8 nodes) |
+---------+---------+-------------------------------------+
Coordinates
-----------
* Nodal coordinates: each node has one row
* Shape :math:`\left[ n_\text{node} \times n_\text{dim} \right]`
* Denoted: *coor*
Connectivity
------------
* Node numbers per element: each element has one row
* Shape :math:`\left[ n_\text{elem} \times n_\text{nodes-per-element} \right]`
* Denoted: *conn*
Sizes
-----
+-------+---------------------------------+------------------------------------+
| Alias | Description | |
+=======+=================================+====================================+
| nnode | number of nodes | :math:`n_\text{nodes}` |
+-------+---------------------------------+------------------------------------+
| ndim | number of dimensions | :math:`n_\text{ndim}` |
+-------+---------------------------------+------------------------------------+
| nelem | number of elements | :math:`n_\text{elements}` |
+-------+---------------------------------+------------------------------------+
| nne | number of nodes per element | :math:`n_\text{nodes-per-element}` |
+-------+---------------------------------+------------------------------------+
| tdim | number of dimensions of tensor | :math:`n_\text{ndim}` |
+-------+---------------------------------+------------------------------------+
c4science · Help