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refactor: Lint

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jstoobysmith 2024-08-02 16:52:04 -04:00
parent 9d98dc4854
commit 4a64acc2a2
3 changed files with 12 additions and 7 deletions
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5
HepLean/SpaceTime/LorentzTensor/IndexNotation/Basic.lean
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@ -3,7 +3,8 @@ Copyright (c) 2024 Joseph Tooby-Smith. All rights reserved.
Released under Apache 2.0 license as described in the file LICENSE.
Authors: Joseph Tooby-Smith
-/
import HepLean.SpaceTime.LorentzTensor.Real.Basic
import Mathlib.Data.Set.Finite
import Mathlib.Data.Finset.Sort
/-!
# Index notation for a type
@ -342,7 +343,7 @@ lemma getDual_neq_self (i : l.contrSubtype) : i ≠ l.getDual i := by
indices. -/
def HasNoContr : Prop := ∀ i, l.NoContr i
instance (h : l.HasNoContr) : IsEmpty l.contrSubtype := by
lemma hasNoContr_is_empty (h : l.HasNoContr) : IsEmpty l.contrSubtype := by
rw [_root_.isEmpty_iff]
intro a
exact h a.1 a.1 (fun _ => a.2 (h a.1)) rfl