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+# Jupyter - notebook - lab
+
+Jupyterlab is an interactive notebook environment to run Python, R and many more languages.
+jupyter.org
+
+
+
+## Installation
+Jupyter can be installed using either `conda` or `mamba` 
+conda: `conda install -c anaconda jupyter`
+mamba: `mamba install -c anaconda jupyter`
+
+## Launching jupyter notebook or lab
+
+#### locally:
+Launch a new notebook session using :
+```bash
+jupyter notebook
+``` 
+or a jupyter lab session: 
+```bash
+jupyter lab
+```
+#### cluster
+See [here](https://bbglab.github.io/bbgwiki/Cluster_basics/Notebooks_in_cluster/) for the instructions to launch and connect to jupyter sessions on the computing cluster
+
+### Change conda environment from inside a running cluster session
+
+```bash
+conda install -c anaconda ipykernel
+python -m ipykernel install --user --name=env_name
+```