changeset 567:56a190d3c70a

lemma1 done
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Tue, 17 Apr 2018 09:44:06 +0900
parents d9ef8333ff79
children a5ba292e4081
files redBlackTreeTest.agda
diffstat 1 files changed, 4 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/redBlackTreeTest.agda	Sat Apr 14 16:33:16 2018 +0900
+++ b/redBlackTreeTest.agda	Tue Apr 17 09:44:06 2018 +0900
@@ -293,4 +293,7 @@
                key   = k ; value = x ; right = Nothing ; left  = Nothing ; color = Red 
         } ) ; nodeStack = record { top = Nothing } ; compare = λ x₁ y → compareT x₁ y  } ) k
         ( λ  t x1 → checkT x1 x  ≡ True) 
-     lemma1 = {!!}
+     lemma1 with compTri k k 
+     ... | tri≈  _ refl _ = checkEQ x _ refl
+     ... | tri< _ neq _ =  ⊥-elim (neq refl)
+     ... | tri> _ neq _ =  ⊥-elim (neq refl)