Lush: Lisp Universal SHell

Object-oriented language for researchers, experimenters, engineers, for large-scale numerics and graphics. Merges 3 languages: (1) weakly-typed, garbage-collected, dynamically scoped, interpreted language with Lisp syntax, (2) strongly-typed, lexically-scoped compiled language with Lisp syntax, (3) C language, can be freely mixed with Lush code in one program, even in one function.