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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 39604 | . 2 ⊢ (𝐴 ∈ 𝑉 → [𝐴](𝑅 ⋉ ◡ E ) = {〈𝑦, 𝑧〉 ∣ (𝐴𝑅𝑦 ∧ 𝐴◡ E 𝑧)}) | |
| 2 | brcnvep 39468 | . . . 4 ⊢ (𝐴 ∈ 𝑉 → (𝐴◡ E 𝑧 ↔ 𝑧 ∈ 𝐴)) | |
| 3 | 2 | anbi1cd 647 | . . 3 ⊢ (𝐴 ∈ 𝑉 → ((𝐴𝑅𝑦 ∧ 𝐴◡ E 𝑧) ↔ (𝑧 ∈ 𝐴 ∧ 𝐴𝑅𝑦))) |
| 4 | 3 | opabbidv 5177 | . 2 ⊢ (𝐴 ∈ 𝑉 → {〈𝑦, 𝑧〉 ∣ (𝐴𝑅𝑦 ∧ 𝐴◡ E 𝑧)} = {〈𝑦, 𝑧〉 ∣ (𝑧 ∈ 𝐴 ∧ 𝐴𝑅𝑦)}) |
| 5 | 1, 4 | eqtrd 2798 | 1 ⊢ (𝐴 ∈ 𝑉 → [𝐴](𝑅 ⋉ ◡ E ) = {〈𝑦, 𝑧〉 ∣ (𝑧 ∈ 𝐴 ∧ 𝐴𝑅𝑦)}) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2147 class class class wbr 5108 {copab 5173 E cep 5557 ◡ccnv 5657 [cec 8753 ⋉ cxrn 39372 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5255 ax-nul 5266 ax-pr 5398 ax-un 7783 |
| 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 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-sn 4589 df-pr 4591 df-op 4841 df-uni 4873 df-br 5109 df-opab 5174 df-mpt 5193 df-id 5553 df-eprel 5558 df-xp 5664 df-rel 5665 df-cnv 5666 df-co 5667 df-dm 5668 df-rn 5669 df-res 5670 df-ima 5671 df-iota 6520 df-fun 6568 df-fn 6569 df-f 6570 df-fo 6572 df-fv 6574 df-1st 8035 df-2nd 8036 df-ec 8757 df-xrn 39578 |
| This theorem is used by: (None) |
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