| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > otex | Structured version Visualization version GIF version | ||
| Description: An ordered triple of classes is a set. (Contributed by NM, 3-Apr-2015.) |
| Ref | Expression |
|---|---|
| otex | ⊢ 〈𝐴, 𝐵, 𝐶〉 ∈ V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-ot 4600 | . 2 ⊢ 〈𝐴, 𝐵, 𝐶〉 = 〈〈𝐴, 𝐵〉, 𝐶〉 | |
| 2 | opex 5447 | . 2 ⊢ 〈〈𝐴, 𝐵〉, 𝐶〉 ∈ V | |
| 3 | 1, 2 | eqeltri 2861 | 1 ⊢ 〈𝐴, 𝐵, 𝐶〉 ∈ V |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2146 Vcvv 3457 〈cop 4597 〈cotp 4599 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-ext 2737 ax-sep 5259 ax-pr 5406 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-ex 1813 df-sb 2100 df-clab 2744 df-cleq 2757 df-clel 2840 df-rab 3419 df-v 3459 df-un 3911 df-in 3913 df-ss 3923 df-sn 4592 df-pr 4594 df-op 4598 df-ot 4600 |
| This theorem is used by: euotd 5498 ralxp3f 8139 xpord3lem 8151 xpord3pred 8154 splval 14812 splcl 14813 idaval 18139 idaf 18144 eldmcoa 18146 coaval 18149 mamufval 22601 msrval 36069 msrf 36073 mapdhval 42558 mndtcco 50422 |
| Copyright terms: Public domain | W3C validator |