Scheme exists in various forms and standards. There are small educational definitions and implementations which provide most SRFIs and thus have all features of

Scheme exists in various forms and standards. There are small educational definitions and implementations which provide most SRFIs and thus have all features of CL and more. https://srfi.schemers.org https://srfi.schemers.org At its core Scheme is procedural, imperation and functional. Common Lisp is also "object-oriented" in its core.