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Step * 1 1 1 1 1 of Lemma int_mod_ring_wf

.....subterm..... T:t
1:n
1. n : ℕ+
⊢ λu.(-u) ∈ ℤ_n ⟶ ℤ_n
BY
{ (MemCD THEN Try (BLemma `minus_wf_int_mod`) THEN Auto) }

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Latex:

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Latex:
.....subterm.....  T:t
1:n
1.  n  :  \mBbbN{}\msupplus{}
\mvdash{}  \mlambda{}u.(-u)  \mmember{}  \mBbbZ{}\_n  {}\mrightarrow{}  \mBbbZ{}\_n


By

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Latex:
(MemCD  THEN  Try  (BLemma  `minus\_wf\_int\_mod`)  THEN  Auto)

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