setup conda mamba python on windows 

set up python with conda/mamba
why use conda?
- includes binaries for easy installation
+ example: jupyterhub
overview
1. conda/mamba management
2. start from zero: explore with search engine
3. setting up jupyter notebook
steps
1. install minimamba
2. add channel
3. create env
4. list existing and update all
5. install packages: numpy scipy scikit-learn
6. setup jupyter: install jupyter notebook jupyterlab and run
7. using mamba inside notebook

Наука