From 18ed46593f0f9f93ed365c7736f3a65a767f43b0 Mon Sep 17 00:00:00 2001 From: Jim Pryor Date: Wed, 15 Sep 2010 21:10:14 -0400 Subject: [PATCH] week1: tweaks Signed-off-by: Jim Pryor --- week1.mdwn | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/week1.mdwn b/week1.mdwn index af079edf..db74d7c7 100644 --- a/week1.mdwn +++ b/week1.mdwn @@ -59,7 +59,9 @@ We'll tend to write (λa M) as just `(\a M)`, so we don't hav Some authors reserve the term "term" for just variables and abstracts. We won't participate in that convention; we'll probably just say "term" and "expression" indiscriminately for expressions of any of these three forms. -Samples of expressions +Samples of expressions: + + foo The *lambda* calculus has an associated proof theory. For now, we can regard the proof theory as having just one rule, called the rule of **beta-reduction** or "beta-contraction". Suppose you have some expression of the form: -- 2.11.0