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Mirrors > Home > ILE Home > Th. List > rbropapd | GIF version |
Description: Properties of a pair in an extended binary relation. (Contributed by Alexander van der Vekens, 30-Oct-2017.) |
Ref | Expression |
---|---|
rbropapd.1 | ⊢ (𝜑 → 𝑀 = {〈𝑓, 𝑝〉 ∣ (𝑓𝑊𝑝 ∧ 𝜓)}) |
rbropapd.2 | ⊢ ((𝑓 = 𝐹 ∧ 𝑝 = 𝑃) → (𝜓 ↔ 𝜒)) |
Ref | Expression |
---|---|
rbropapd | ⊢ (𝜑 → ((𝐹 ∈ 𝑋 ∧ 𝑃 ∈ 𝑌) → (𝐹𝑀𝑃 ↔ (𝐹𝑊𝑃 ∧ 𝜒)))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-br 3988 | . . . 4 ⊢ (𝐹𝑀𝑃 ↔ 〈𝐹, 𝑃〉 ∈ 𝑀) | |
2 | rbropapd.1 | . . . . 5 ⊢ (𝜑 → 𝑀 = {〈𝑓, 𝑝〉 ∣ (𝑓𝑊𝑝 ∧ 𝜓)}) | |
3 | 2 | eleq2d 2240 | . . . 4 ⊢ (𝜑 → (〈𝐹, 𝑃〉 ∈ 𝑀 ↔ 〈𝐹, 𝑃〉 ∈ {〈𝑓, 𝑝〉 ∣ (𝑓𝑊𝑝 ∧ 𝜓)})) |
4 | 1, 3 | syl5bb 191 | . . 3 ⊢ (𝜑 → (𝐹𝑀𝑃 ↔ 〈𝐹, 𝑃〉 ∈ {〈𝑓, 𝑝〉 ∣ (𝑓𝑊𝑝 ∧ 𝜓)})) |
5 | breq12 3992 | . . . . 5 ⊢ ((𝑓 = 𝐹 ∧ 𝑝 = 𝑃) → (𝑓𝑊𝑝 ↔ 𝐹𝑊𝑃)) | |
6 | rbropapd.2 | . . . . 5 ⊢ ((𝑓 = 𝐹 ∧ 𝑝 = 𝑃) → (𝜓 ↔ 𝜒)) | |
7 | 5, 6 | anbi12d 470 | . . . 4 ⊢ ((𝑓 = 𝐹 ∧ 𝑝 = 𝑃) → ((𝑓𝑊𝑝 ∧ 𝜓) ↔ (𝐹𝑊𝑃 ∧ 𝜒))) |
8 | 7 | opelopabga 4246 | . . 3 ⊢ ((𝐹 ∈ 𝑋 ∧ 𝑃 ∈ 𝑌) → (〈𝐹, 𝑃〉 ∈ {〈𝑓, 𝑝〉 ∣ (𝑓𝑊𝑝 ∧ 𝜓)} ↔ (𝐹𝑊𝑃 ∧ 𝜒))) |
9 | 4, 8 | sylan9bb 459 | . 2 ⊢ ((𝜑 ∧ (𝐹 ∈ 𝑋 ∧ 𝑃 ∈ 𝑌)) → (𝐹𝑀𝑃 ↔ (𝐹𝑊𝑃 ∧ 𝜒))) |
10 | 9 | ex 114 | 1 ⊢ (𝜑 → ((𝐹 ∈ 𝑋 ∧ 𝑃 ∈ 𝑌) → (𝐹𝑀𝑃 ↔ (𝐹𝑊𝑃 ∧ 𝜒)))) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 103 ↔ wb 104 = wceq 1348 ∈ wcel 2141 〈cop 3584 class class class wbr 3987 {copab 4047 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 704 ax-5 1440 ax-7 1441 ax-gen 1442 ax-ie1 1486 ax-ie2 1487 ax-8 1497 ax-10 1498 ax-11 1499 ax-i12 1500 ax-bndl 1502 ax-4 1503 ax-17 1519 ax-i9 1523 ax-ial 1527 ax-i5r 1528 ax-14 2144 ax-ext 2152 ax-sep 4105 ax-pow 4158 ax-pr 4192 |
This theorem depends on definitions: df-bi 116 df-3an 975 df-tru 1351 df-nf 1454 df-sb 1756 df-eu 2022 df-mo 2023 df-clab 2157 df-cleq 2163 df-clel 2166 df-nfc 2301 df-v 2732 df-un 3125 df-in 3127 df-ss 3134 df-pw 3566 df-sn 3587 df-pr 3588 df-op 3590 df-br 3988 df-opab 4049 |
This theorem is referenced by: rbropap 6219 |
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