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Theorem cpet 37703
Description: The conventional form of Member Partition-Equivalence Theorem. In the conventional case there is no (general) disjoint and no (general) partition concept: mathematicians have been calling disjoint or partition what we call element disjoint or member partition, see also cpet2 37702. Cf. mpet 37704, mpet2 37705 and mpet3 37701 for unconventional forms of Member Partition-Equivalence Theorem. Cf. pet 37716 and pet2 37715 for Partition-Equivalence Theorem with general 𝑅. (Contributed by Peter Mazsa, 31-Dec-2024.)
Assertion
Ref Expression
cpet ( MembPart 𝐴 ↔ ( EqvRel ∼ 𝐴 ∧ ( 𝐴 /𝐴) = 𝐴))

Proof of Theorem cpet
StepHypRef Expression
1 dfmembpart2 37635 . 2 ( MembPart 𝐴 ↔ ( ElDisj 𝐴 ∧ ¬ ∅ ∈ 𝐴))
2 cpet2 37702 . 2 (( ElDisj 𝐴 ∧ ¬ ∅ ∈ 𝐴) ↔ ( EqvRel ∼ 𝐴 ∧ ( 𝐴 /𝐴) = 𝐴))
31, 2bitri 274 1 ( MembPart 𝐴 ↔ ( EqvRel ∼ 𝐴 ∧ ( 𝐴 /𝐴) = 𝐴))
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wb 205  wa 396   = wceq 1541  wcel 2106  c0 4322   cuni 4908   / cqs 8701  ccoels 37039   EqvRel weqvrel 37055   ElDisj weldisj 37074   MembPart wmembpart 37079
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1913  ax-6 1971  ax-7 2011  ax-8 2108  ax-9 2116  ax-10 2137  ax-11 2154  ax-12 2171  ax-ext 2703  ax-sep 5299  ax-nul 5306  ax-pr 5427
This theorem depends on definitions:  df-bi 206  df-an 397  df-or 846  df-3an 1089  df-tru 1544  df-fal 1554  df-ex 1782  df-nf 1786  df-sb 2068  df-mo 2534  df-eu 2563  df-clab 2710  df-cleq 2724  df-clel 2810  df-nfc 2885  df-ne 2941  df-ral 3062  df-rex 3071  df-rmo 3376  df-rab 3433  df-v 3476  df-dif 3951  df-un 3953  df-in 3955  df-ss 3965  df-nul 4323  df-if 4529  df-sn 4629  df-pr 4631  df-op 4635  df-uni 4909  df-br 5149  df-opab 5211  df-id 5574  df-eprel 5580  df-xp 5682  df-rel 5683  df-cnv 5684  df-co 5685  df-dm 5686  df-rn 5687  df-res 5688  df-ima 5689  df-ec 8704  df-qs 8708  df-coss 37276  df-coels 37277  df-refrel 37377  df-cnvrefrel 37392  df-symrel 37409  df-trrel 37439  df-eqvrel 37450  df-dmqs 37504  df-funALTV 37547  df-disjALTV 37570  df-eldisj 37572  df-part 37631  df-membpart 37633
This theorem is referenced by: (None)
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