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| Mirrors > Home > MPE Home > Th. List > Mathboxes > ecxrncnvep | Structured version Visualization version GIF version | ||
| Description: The (𝑅 ⋉ ◡ E )-coset of a set. (Contributed by Peter Mazsa, 22-May-2021.) |
| Ref | Expression |
|---|---|
| ecxrncnvep | ⊢ (𝐴 ∈ 𝑉 → [𝐴](𝑅 ⋉ ◡ E ) = {〈𝑦, 𝑧〉 ∣ (𝑧 ∈ 𝐴 ∧ 𝐴𝑅𝑦)}) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ecxrn 38944 | . 2 ⊢ (𝐴 ∈ 𝑉 → [𝐴](𝑅 ⋉ ◡ E ) = {〈𝑦, 𝑧〉 ∣ (𝐴𝑅𝑦 ∧ 𝐴◡ E 𝑧)}) | |
| 2 | brcnvep 38808 | . . . 4 ⊢ (𝐴 ∈ 𝑉 → (𝐴◡ E 𝑧 ↔ 𝑧 ∈ 𝐴)) | |
| 3 | 2 | anbi1cd 646 | . . 3 ⊢ (𝐴 ∈ 𝑉 → ((𝐴𝑅𝑦 ∧ 𝐴◡ E 𝑧) ↔ (𝑧 ∈ 𝐴 ∧ 𝐴𝑅𝑦))) |
| 4 | 3 | opabbidv 5181 | . 2 ⊢ (𝐴 ∈ 𝑉 → {〈𝑦, 𝑧〉 ∣ (𝐴𝑅𝑦 ∧ 𝐴◡ E 𝑧)} = {〈𝑦, 𝑧〉 ∣ (𝑧 ∈ 𝐴 ∧ 𝐴𝑅𝑦)}) |
| 5 | 1, 4 | eqtrd 2804 | 1 ⊢ (𝐴 ∈ 𝑉 → [𝐴](𝑅 ⋉ ◡ E ) = {〈𝑦, 𝑧〉 ∣ (𝑧 ∈ 𝐴 ∧ 𝐴𝑅𝑦)}) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 = wceq 1567 ∈ wcel 2149 class class class wbr 5113 {copab 5177 E cep 5561 ◡ccnv 5661 [cec 8691 ⋉ cxrn 38712 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5261 ax-nul 5271 ax-pr 5405 ax-un 7733 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-ral 3086 df-rex 3096 df-rab 3424 df-v 3465 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4295 df-if 4493 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4877 df-br 5114 df-opab 5178 df-mpt 5197 df-id 5557 df-eprel 5562 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-fo 6543 df-fv 6545 df-1st 7985 df-2nd 7986 df-ec 8695 df-xrn 38918 |
| This theorem is referenced by: (None) |
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