Cython code to more quickly evaluate ShermanMorrison combinations as need by kernel ecorr in Enterprise.
The FastShermanMorrison add-on to Enterprise can be easily installed straight from github using
pip install git+https://github.com/nanograv/fastshermanmorrison.git
From Pypi, you can do
pip install fastshermanmorrison-pulsar
Conda requires cpu architecture-specific compiles, so that is currently not supported.