Install acl2-infix-source by entering the following commands in the terminal:
sudo apt update sudo apt install acl2-infix-source
Description:
Computational Logic for Applicative Common Lisp: infix source
ACL2 is both a programming language in which you can model computer systems and a tool to help you prove properties of those models. . This package contains the source files to the infix interface to ACL2.
Version: 8.0dfsg-1
Section: universe/math