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| Mirrors > Home > MPE Home > Th. List > Mathboxes > pets | Structured version Visualization version GIF version | ||
| Description: Partition-Equivalence Theorem with general 𝑅, with binary relations. This theorem (together with pet 39817 and pet2 39816) is the main result of my investigation into set theory, cf. the comment of pet 39817. (Contributed by Peter Mazsa, 23-Sep-2021.) |
| Ref | Expression |
|---|---|
| pets | ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → ((𝑅 ⋉ (◡ E ↾ 𝐴)) Parts 𝐴 ↔ ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) Ers 𝐴)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | pet 39817 | . 2 ⊢ ((𝑅 ⋉ (◡ E ↾ 𝐴)) Part 𝐴 ↔ ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) ErALTV 𝐴) | |
| 2 | xrncnvepresex 39283 | . . . 4 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → (𝑅 ⋉ (◡ E ↾ 𝐴)) ∈ V) | |
| 3 | brpartspart 39728 | . . . 4 ⊢ ((𝐴 ∈ 𝑉 ∧ (𝑅 ⋉ (◡ E ↾ 𝐴)) ∈ V) → ((𝑅 ⋉ (◡ E ↾ 𝐴)) Parts 𝐴 ↔ (𝑅 ⋉ (◡ E ↾ 𝐴)) Part 𝐴)) | |
| 4 | 2, 3 | syldan 603 | . . 3 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → ((𝑅 ⋉ (◡ E ↾ 𝐴)) Parts 𝐴 ↔ (𝑅 ⋉ (◡ E ↾ 𝐴)) Part 𝐴)) |
| 5 | 1cossxrncnvepresex 39364 | . . . 4 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) ∈ V) | |
| 6 | brerser 39614 | . . . 4 ⊢ ((𝐴 ∈ 𝑉 ∧ ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) ∈ V) → ( ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) Ers 𝐴 ↔ ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) ErALTV 𝐴)) | |
| 7 | 5, 6 | syldan 603 | . . 3 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → ( ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) Ers 𝐴 ↔ ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) ErALTV 𝐴)) |
| 8 | 4, 7 | bibi12d 348 | . 2 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → (((𝑅 ⋉ (◡ E ↾ 𝐴)) Parts 𝐴 ↔ ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) Ers 𝐴) ↔ ((𝑅 ⋉ (◡ E ↾ 𝐴)) Part 𝐴 ↔ ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) ErALTV 𝐴))) |
| 9 | 1, 8 | mpbiri 261 | 1 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → ((𝑅 ⋉ (◡ E ↾ 𝐴)) Parts 𝐴 ↔ ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) Ers 𝐴)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 ∈ wcel 2145 Vcvv 3450 class class class wbr 5102 E cep 5546 ◡ccnv 5646 ↾ cres 5649 ⋉ cxrn 39026 ≀ ccoss 39035 Ers cers 39060 ErALTV werALTV 39061 Parts cparts 39075 Part wpart 39076 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7734 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 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-dif 3901 df-un 3903 df-in 3905 df-ss 3915 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5542 df-eprel 5547 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-iota 6483 df-fun 6529 df-fn 6530 df-f 6531 df-fo 6533 df-fv 6535 df-1st 7984 df-2nd 7985 df-ec 8697 df-qs 8701 df-xrn 39232 df-rels 39292 df-coss 39353 df-ssr 39430 df-refs 39442 df-refrels 39443 df-refrel 39444 df-cnvrefs 39457 df-cnvrefrels 39458 df-cnvrefrel 39459 df-syms 39474 df-symrels 39475 df-symrel 39476 df-trs 39508 df-trrels 39509 df-trrel 39510 df-eqvrels 39520 df-eqvrel 39521 df-dmqss 39574 df-dmqs 39575 df-ers 39600 df-erALTV 39601 df-funALTV 39619 df-disjss 39640 df-disjs 39641 df-disjALTV 39642 df-eldisj 39644 df-parts 39720 df-part 39721 |
| This theorem is used by: typesafepets 39827 |
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