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authorChloe Brown <chloe.brown.00@outlook.com>2021-04-29 20:58:04 +0100
committerChloe Brown <chloe.brown.00@outlook.com>2021-04-29 20:58:04 +0100
commit8abb1b5601fabf5e7560d08faa6e633e60663e0a (patch)
tree99e76379b280cc16bc869830ba3a3b89e5c99c12 /src/Cfe/Expression/Base.agda
parent0708355c7988345c98961cad087dc56eeb16ea7f (diff)
Finally prove that e [ μ e / zero ] ≈ μ e.
Complete proof of generator.
Diffstat (limited to 'src/Cfe/Expression/Base.agda')
-rw-r--r--src/Cfe/Expression/Base.agda2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/Cfe/Expression/Base.agda b/src/Cfe/Expression/Base.agda
index f37694b..933b3bb 100644
--- a/src/Cfe/Expression/Base.agda
+++ b/src/Cfe/Expression/Base.agda
@@ -46,7 +46,7 @@ infix 4 _≈_
⟦ Char x ⟧ _ = { x }
⟦ e₁ ∨ e₂ ⟧ γ = ⟦ e₁ ⟧ γ ∪ ⟦ e₂ ⟧ γ
⟦ e₁ ∙ e₂ ⟧ γ = ⟦ e₁ ⟧ γ ∙ˡ ⟦ e₂ ⟧ γ
-⟦ Var n ⟧ γ = lookup γ n
+⟦ Var j ⟧ γ = lookup γ j
⟦ μ e ⟧ γ = ⋃ (λ X → ⟦ e ⟧ (X ∷ γ))
_≈_ : {n : ℕ} → Expression n → Expression n → Set _