X-Git-Url: http://lambda.jimpryor.net/git/gitweb.cgi?a=blobdiff_plain;f=topics%2F_week5_system_F.mdwn;h=f0134f925bc25e93e523cff4c69f16d503d01e18;hb=8950982eae04ec4ca70862e23122256b526b591b;hp=7248815340f72bdec10e9d39f9e94b90ae7bc90e;hpb=57f69d438433032f3c302607a91a20a45617c686;p=lambda.git diff --git a/topics/_week5_system_F.mdwn b/topics/_week5_system_F.mdwn index 72488153..f0134f92 100644 --- a/topics/_week5_system_F.mdwn +++ b/topics/_week5_system_F.mdwn @@ -10,9 +10,9 @@ ponens: Expression Type Implication ---------------------------------- fn α -> β α ⊃ β -arg α α ------- ------ -------- -fn arg β β +arg α α +------ ------ -------- +fn arg β β The implication in the right-hand column is modus ponens, of course.