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Revising for tomorrow's lecture
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@ -312,7 +312,7 @@ Module Ulc.
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(* Function application (called "beta reduction") is the big rule here. *)
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Inductive step : exp -> exp -> Prop :=
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| ContextBeta : forall x e v,
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| Beta : forall x e v,
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value v
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-> step (App (Abs x e) v) (subst v x e)
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@ -279,7 +279,7 @@ Module Ulc.
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(** * Small-step semantics *)
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Inductive step : exp -> exp -> Prop :=
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| ContextBeta : forall x e v,
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| Beta : forall x e v,
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value v
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-> step (App (Abs x e) v) (subst v x e)
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