X-Git-Url: http://lambda.jimpryor.net/git/gitweb.cgi?p=lambda.git;a=blobdiff_plain;f=exercises%2Fassignment3_answers.mdwn;h=781649ce504096c76f81ad7a6745eb535c26256b;hp=ea0256da9f15416f2b770090a7fd6bf7bfe2daac;hb=422bf1f49096fad4e372d80b7bab3432e4165d60;hpb=fd6b36c3552b1b3c7d0d2eb497b3c925cab9418f diff --git a/exercises/assignment3_answers.mdwn b/exercises/assignment3_answers.mdwn index ea0256da..781649ce 100644 --- a/exercises/assignment3_answers.mdwn +++ b/exercises/assignment3_answers.mdwn @@ -312,8 +312,8 @@ Reduce to beta-normal forms:
  1. (\x. x (\y. y x)) (v w) ~~> v w (\y. y (v w))
  2. (\x. x (\x. y x)) (v w) ~~> v w (\x. y x) -
  3. (\x. x (\y. y x)) (v x) ~~> v w (\y. y (v x)) -
  4. (\x. x (\y. y x)) (v y) ~~> v w (\u. u (v y)) +
  5. (\x. x (\y. y x)) (v x) ~~> v x (\y. y (v x)) +
  6. (\x. x (\y. y x)) (v y) ~~> v y (\u. u (v y))
  7. (\x y. x y y) u v ~~> u v v
  8. (\x y. y x) (u v) z w ~~> z (u v) w