# Wolfram and Mathematica
## License server flex.hpc
When starting
mathematica
or
wolframnb
for the first time ab actrivation window pops out suggesting
activation through web. Please find a button
**Other ways to activate** in the bottom of the dialog and then
select **Activate through a Wolfram network license server**
and for server enter __flex.hpc__ and press **Activate**.
## Module
Use
module avail Mathematica
and
ml Mathematica
for a default version.
## Wolfram
Starting with version 14.1 Mathematica can be launched within unified
notebook
wolframnb
## Parallel execution on a compute node(s) [version 14.2]
Use *Edit->Preferences->Kernels->Kernel Configuration Editor* and modify
example.com to Class *SshKernels* and rename it to the compute node
allocated within terminal with
salloc -N 1
For *Default Kernels* select that configuration as a *Defult kernel for RemoteEvaluate*
###### tags: `HPCFS`