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Step * of Lemma eq_int_wf

∀[i,j:ℤ].  ((i =z j) ∈ 𝔹)
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[i,j:\mBbbZ{}].    ((i  =\msubz{}  j)  \mmember{}  \mBbbB{})


By

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Latex:
ProveWfLemma

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