A Library for the Promising Semantics Build Requirement: Coq 8.20.0, opam. Install via opam opam repo add coq-released https://coq.inria.fr/opam/released opam repo add coq-sflib -k git https://github.com/snu-sf/sf-opam-coq-archive.git opam install coq-promising-lib coq-sflib