Step
*
2
of Lemma
neg_assoced
1. a : ℤ
⊢ a | (-a)
BY
{ ((RWH (RevLemmaC `divides_invar_2`) 0 THENM BLemma `divides_reflexivity`) THEN Auto) }
Latex:
Latex:
1. a : \mBbbZ{}
\mvdash{} a | (-a)
By
Latex:
((RWH (RevLemmaC `divides\_invar\_2`) 0 THENM BLemma `divides\_reflexivity`) THEN Auto)
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