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sudo apt update
-sudo apt install liblzma-dev libpcre3-dev libblas-dev liblapack-dev pkg-config libgsl-dev libbz2-dev postgresql postgresql-server-dev-11 nginx libigraph0-dev
+sudo apt install liblzma-dev libpcre3-dev libblas-dev liblapack-dev pkg-config libgsl-dev libbz2-dev postgresql postgresql-server-dev-11 nginx libigraph0-dev libgfortran-8-dev
sudo apt install git