Awesome

Standard library of Lambdapi

• Prop: propositional logic
• Eq: equality
• Set: set codes for polymorphism
• FOL: typed first-order logic
• Bool: booleans
• Nat: natural numbers
• List: polymorphic lists
• Classic: classical logic

The libraries on natural numbers and polymorphic lists follow the corresponding Coq SSReflect libraries:

• ssrnat.v

• seq.v

Installation with Opam

opam repository -a add lambdapi https://github.com/deducteam/opam-lambdapi-repos
itory.git # once
opam install lambdapi-stdlib

Usage in Lambdapi

require open Stdlib.Prop Stdlib.Set Stdlib.FOL Stdlib.Nat /* ... */;

Compilation from the sources

opam install --deps-only . # once
make

Installation from the sources

opam install .