Install libfsharp-core4.3-cil by entering the following commands in the terminal:
sudo apt update sudo apt install libfsharp-core4.3-cil
Description:
functional-first programming language - core runtime library
F# is a multi-paradigm programming language, supporting functional, imperative, and object-oriented structures. . This package contains the core runtime library for F# binaries.
Homepage: http://fsharp.org
Version: 4.0.0.4+dfsg2-2
Section: universe/cli-mono