Theorem partimcomember 38778

Description: Partition with general 𝑅 (in addition to the member partition cf. mpet 38782 and mpet2 38783) implies equivalent comembers. (Contributed by Peter Mazsa, 23-Sep-2021.) (Revised by Peter Mazsa, 22-Dec-2024.)

Assertion

Ref	Expression
partimcomember	⊢ (𝑅 Part 𝐴 → CoMembEr 𝐴)

Proof of Theorem partimcomember

Step	Hyp	Ref	Expression
1		partim 38751	. 2 ⊢ (𝑅 Part 𝐴 → ≀ 𝑅 ErALTV 𝐴)
2		mainer 38777	. 2 ⊢ ( ≀ 𝑅 ErALTV 𝐴 → CoMembEr 𝐴)
3	1, 2	syl 17	1 ⊢ (𝑅 Part 𝐴 → CoMembEr 𝐴)

Syntax hints:   → wi 4   ≀ ccoss 38122   ErALTV werALTV 38148   CoMembEr wcomember 38150   Part wpart 38161

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1790  ax-4 1804  ax-5 1906  ax-6 1963  ax-7 2003  ax-8 2106  ax-9 2114  ax-10 2137  ax-11 2153  ax-12 2173  ax-ext 2704  ax-sep 5300  ax-nul 5307  ax-pr 5430

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 847  df-3an 1087  df-tru 1538  df-fal 1548  df-ex 1775  df-nf 1779  df-sb 2061  df-mo 2536  df-eu 2565  df-clab 2711  df-cleq 2725  df-clel 2812  df-nfc 2888  df-ne 2937  df-ral 3058  df-rex 3067  df-rmo 3376  df-rab 3433  df-v 3479  df-dif 3966  df-un 3968  df-in 3970  df-ss 3980  df-nul 4340  df-if 4531  df-sn 4631  df-pr 4633  df-op 4637  df-uni 4915  df-br 5150  df-opab 5212  df-id 5576  df-eprel 5582  df-xp 5689  df-rel 5690  df-cnv 5691  df-co 5692  df-dm 5693  df-rn 5694  df-res 5695  df-ima 5696  df-ec 8740  df-qs 8744  df-coss 38354  df-coels 38355  df-refrel 38455  df-cnvrefrel 38470  df-symrel 38487  df-trrel 38517  df-eqvrel 38528  df-coeleqvrel 38530  df-dmqs 38582  df-erALTV 38607  df-comember 38609  df-funALTV 38625  df-disjALTV 38648  df-eldisj 38650  df-part 38709

This theorem is referenced by:  mainpart  38786