Theorem partimcomember 40018

Description: Partition with general 𝑅 (in addition to the member partition cf. mpet 40022 and mpet2 40023) 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 39980	. 2 ⊢ (𝑅 Part 𝐴 → ≀ 𝑅 ErALTV 𝐴)
2		mainer 40017	. 2 ⊢ ( ≀ 𝑅 ErALTV 𝐴 → CoMembEr 𝐴)
3	1, 2	syl 18	1 ⊢ (𝑅 Part 𝐴 → CoMembEr 𝐴)

This proof depends on syntax axioms:   → wi 4   ≀ ccoss 39252   ErALTV werALTV 39278   CoMembEr wcomember 39282   Part wpart 39293

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1827  ax-4 1841  ax-5 1942  ax-6 1999  ax-7 2040  ax-8 2146  ax-9 2154  ax-10 2177  ax-11 2193  ax-12 2212  ax-ext 2732  ax-sep 5248  ax-nul 5259  ax-pr 5391

This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3an 1105  df-tru 1572  df-fal 1582  df-ex 1812  df-nf 1816  df-sb 2099  df-mo 2564  df-clab 2739  df-cleq 2752  df-clel 2835  df-nfc 2909  df-ne 2956  df-ral 3077  df-rex 3087  df-rmo 3365  df-rab 3413  df-v 3452  df-ss 3897  df-dif 4046  df-in 4090  df-un 4150  df-nul 4278  df-if 4482  df-sn 4585  df-pr 4587  df-op 4835  df-uni 4867  df-br 5103  df-opab 5167  df-id 5546  df-eprel 5551  df-xp 5657  df-rel 5658  df-cnv 5659  df-co 5660  df-dm 5661  df-rn 5662  df-res 5663  df-ima 5664  df-ec 8727  df-qs 8731  df-coss 39570  df-coels 39571  df-refrel 39661  df-cnvrefrel 39676  df-symrel 39693  df-trrel 39727  df-eqvrel 39738  df-coeleqvrel 39740  df-dmqs 39792  df-erALTV 39818  df-comember 39820  df-funALTV 39836  df-disjALTV 39859  df-eldisj 39861  df-part 39938

This theorem is used by:  mainpart  40026