@TechReport{Brotherston:01, author = "James Brotherston", title = "Formalising Proofs in {I}sabelle/{HOL} of Equational Properties for the {$\lambda$}-Calculus Using One-Sorted Variable Names", institution = "University of Edinburgh", month = "June", year = 2001, note = "Honours dissertation: BSc(Hons) Computer Science {\&} Mathematics" }