README-ARPACK.md

Building ARPACK

macOS

1. Make sure you have gfortran installed (if you installed gcc via Homebrew, then you already have it). Use gfortran --version to check. Otherwise brew install gcc.
2. Install some prerequisites using Homebrew: brew install openblas libtools automake pkg-config cmake
3. make bootstrap-arpack
4. make configure-arpack
5. make arpack

Linux

1. Install gfortran: sudo apt-get install gfortran
2. Install some prerequisites using apt: sudo apt-get install libopenblas-dev dh-autoreconf pkg-config cmake
3. make bootstrap-arpack
4. make configure-arpack
5. make arpack