code snippets for Lecture 1

These are also hyperlinked from the pdf if your reader is set up right (tested with evince, mupdf / emacs-pdftools, on Linux).

ae-driver.rkt

ae-grammar.rkt

ae-lexer.rkt

calc-tests.rkt

calc.rkt

exp.rkt

parse-s-exp.rkt

smol1.rkt

smol2.rkt

smol3.rkt