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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 39245 and pet2 39244) is the main result of my investigation into set theory, cf. the comment of pet 39245. (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 39245 | . 2 ⊢ ((𝑅 ⋉ (◡ E ↾ 𝐴)) Part 𝐴 ↔ ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) ErALTV 𝐴) | |
| 2 | xrncnvepresex 38711 | . . . 4 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → (𝑅 ⋉ (◡ E ↾ 𝐴)) ∈ V) | |
| 3 | brpartspart 39156 | . . . 4 ⊢ ((𝐴 ∈ 𝑉 ∧ (𝑅 ⋉ (◡ E ↾ 𝐴)) ∈ V) → ((𝑅 ⋉ (◡ E ↾ 𝐴)) Parts 𝐴 ↔ (𝑅 ⋉ (◡ E ↾ 𝐴)) Part 𝐴)) | |
| 4 | 2, 3 | syldan 592 | . . 3 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → ((𝑅 ⋉ (◡ E ↾ 𝐴)) Parts 𝐴 ↔ (𝑅 ⋉ (◡ E ↾ 𝐴)) Part 𝐴)) |
| 5 | 1cossxrncnvepresex 38792 | . . . 4 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) ∈ V) | |
| 6 | brerser 39042 | . . . 4 ⊢ ((𝐴 ∈ 𝑉 ∧ ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) ∈ V) → ( ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) Ers 𝐴 ↔ ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) ErALTV 𝐴)) | |
| 7 | 5, 6 | syldan 592 | . . 3 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → ( ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) Ers 𝐴 ↔ ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) ErALTV 𝐴)) |
| 8 | 4, 7 | bibi12d 345 | . 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 258 | 1 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → ((𝑅 ⋉ (◡ E ↾ 𝐴)) Parts 𝐴 ↔ ≀ (𝑅 ⋉ (◡ E ↾ 𝐴)) Ers 𝐴)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 ∈ wcel 2114 Vcvv 3442 class class class wbr 5100 E cep 5533 ◡ccnv 5633 ↾ cres 5636 ⋉ cxrn 38454 ≀ ccoss 38463 Ers cers 38488 ErALTV werALTV 38489 Parts cparts 38503 Part wpart 38504 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5226 ax-sep 5245 ax-nul 5255 ax-pow 5314 ax-pr 5381 ax-un 7692 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-rmo 3352 df-rab 3402 df-v 3444 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5529 df-eprel 5534 df-xp 5640 df-rel 5641 df-cnv 5642 df-co 5643 df-dm 5644 df-rn 5645 df-res 5646 df-ima 5647 df-iota 6458 df-fun 6504 df-fn 6505 df-f 6506 df-fo 6508 df-fv 6510 df-1st 7945 df-2nd 7946 df-ec 8649 df-qs 8653 df-xrn 38660 df-rels 38720 df-coss 38781 df-ssr 38858 df-refs 38870 df-refrels 38871 df-refrel 38872 df-cnvrefs 38885 df-cnvrefrels 38886 df-cnvrefrel 38887 df-syms 38902 df-symrels 38903 df-symrel 38904 df-trs 38936 df-trrels 38937 df-trrel 38938 df-eqvrels 38948 df-eqvrel 38949 df-dmqss 39002 df-dmqs 39003 df-ers 39028 df-erALTV 39029 df-funALTV 39047 df-disjss 39068 df-disjs 39069 df-disjALTV 39070 df-eldisj 39072 df-parts 39148 df-part 39149 |
| This theorem is referenced by: typesafepets 39255 |
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