28 clean up docs (#29)

* Jupyterlab links in docs

* move notebooks out of docs dir

* restructure docs

* Numerical parameters

* Small changes

Author: srosenbu

docs/benchmarks/index.md

@@ -127,6 +127,7 @@ With these metrices, we can perform a convergence analysis for different approxi
 
 ## Table of parameters
 
+### Model parameters
 | Parameter    | Description                     |
 | ------------ | ------------------------------  |
 | $a$[m]   | Radius of the hole.             |
@@ -135,3 +136,23 @@ With these metrices, we can perform a convergence analysis for different approxi
 | $\nu$[-]  | Poisson ratio.                  |
 | $p$[Pa]  | Load at infinity.               |
 
+### Numerical parameters
+
+| Parameter    | Description                     |
+| ------------ | ------------------------------  |
+| $h$[m]   | Element size.                        |
+| $q$[-] | Element order, i.e. the geometry interpolation order (curved edges or linear edges). |
+| $p$[-]  | Degree of the ansatz functions.           |
+| $r$[-]  | Degree of the quadrature rule, meaning the polynomial degree which is still integrated exactly.      |
+| $\mathcal Q$[-]  | Quadrature rule (e.g. Gauss or Gauss-Lobatto).               |
+
+
+## Numerical Results
+
+### FEniCS
+
+[![Jupyter4NFDI](https://nfdi-jupyter.de/images/jupyter4nfdi_badge.svg)](https://hub.nfdi-jupyter.de/v2/gh/BAMresearch/NFDI4IngModelValidationPlatform/HEAD?labpath=notebooks%2Fplate_with_hole_fenics.ipynb)
+
+### Kratos
+
+[![Jupyter4NFDI](https://nfdi-jupyter.de/images/jupyter4nfdi_badge.svg)](https://hub.nfdi-jupyter.de/v2/gh/BAMresearch/NFDI4IngModelValidationPlatform/HEAD?labpath=notebooks%2Fplate_with_hole_Kratos.ipynb)