X-Git-Url: http://lambda.jimpryor.net/git/gitweb.cgi?p=lambda.git;a=blobdiff_plain;f=week1.mdwn;h=897ef1f8ae37429e35509fd2cd0a8de984c12abc;hp=48bc6b593f8b5ff11f8e2f966f9eb6580704cb1d;hb=2a47e1ac75e6278460a516a1eed8650df8c504cb;hpb=8da86de3a73f300eadd052b757d377a342f73ebe diff --git a/week1.mdwn b/week1.mdwn index 48bc6b59..897ef1f8 100644 --- a/week1.mdwn +++ b/week1.mdwn @@ -70,7 +70,6 @@ Examples of expressions: (x (\x x)) ((\x (x x)) (\x (x x))) -

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: ((\a M) N)