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Step * of Lemma div_minus_one

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∀[x:ℤ]. (x ÷ -1 ~ -x)
BY
{ (Auto THEN BLemma `div_unique3` THEN Auto THEN D 0 With ⌜0⌝  THEN Auto) }

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Latex:

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Latex:
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\mforall{}[x:\mBbbZ{}].  (x  \mdiv{}  -1  \msim{}  -x)


By

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Latex:
(Auto  THEN  BLemma  `div\_unique3`  THEN  Auto  THEN  D  0  With  \mkleeneopen{}0\mkleeneclose{}    THEN  Auto)

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