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| Mirrors > Home > ILE Home > Th. List > opelvv | GIF version | ||
| Description: Ordered pair membership in the universal class of ordered pairs. (Contributed by NM, 22-Aug-2013.) (Revised by Mario Carneiro, 26-Apr-2015.) |
| Ref | Expression |
|---|---|
| opelvv.1 | ⊢ 𝐴 ∈ V |
| opelvv.2 | ⊢ 𝐵 ∈ V |
| Ref | Expression |
|---|---|
| opelvv | ⊢ 〈𝐴, 𝐵〉 ∈ (V × V) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | opelvv.1 | . 2 ⊢ 𝐴 ∈ V | |
| 2 | opelvv.2 | . 2 ⊢ 𝐵 ∈ V | |
| 3 | opelxpi 4757 | . 2 ⊢ ((𝐴 ∈ V ∧ 𝐵 ∈ V) → 〈𝐴, 𝐵〉 ∈ (V × V)) | |
| 4 | 1, 2, 3 | mp2an 426 | 1 ⊢ 〈𝐴, 𝐵〉 ∈ (V × V) |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2202 Vcvv 2802 〈cop 3672 × cxp 4723 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 df-rex 2516 df-v 2804 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-opab 4151 df-xp 4731 |
| This theorem is referenced by: relsnop 4832 relopabi 4855 eqop2 6340 |
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