Mamba installation

Mamba (https://mamba.readthedocs.io/en/latest/index.html) is an alternative to Anaconda, which is released under an open source license. In order to use it on Hábrók you can install it into your home directory. This can be done following the instructions on their website. There is an important *caveat*, however, which is that you should *NOT* let it start up the base environment on log in, as that would break any other Python software on the cluster.

Here are the installation steps as of December 2024: