| 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 4861 | . 2 ⊢ 〈𝐴, 𝐵, 𝐶〉 = 〈〈𝐴, 𝐵〉, 𝐶〉 | |
| 2 | opex 5435 | . 2 ⊢ 〈〈𝐴, 𝐵〉, 𝐶〉 ∈ V | |
| 3 | 1, 2 | eqeltri 2859 | 1 ⊢ 〈𝐴, 𝐵, 𝐶〉 ∈ V |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2146 Vcvv 3453 〈cop 4837 〈cotp 4860 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1944 ax-6 2001 ax-7 2042 ax-8 2148 ax-9 2156 ax-ext 2735 ax-sep 5251 ax-pr 5394 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-ex 1812 df-sb 2101 df-clab 2742 df-cleq 2755 df-clel 2838 df-rab 3416 df-v 3455 df-ss 3900 df-in 4093 df-un 4153 df-sn 4588 df-pr 4590 df-op 4838 df-ot 4861 |
| This theorem is used by: euotd 5489 ralxp3f 8164 xpord3lem 8176 xpord3pred 8179 splval 14911 splcl 14912 idaval 18245 idaf 18250 eldmcoa 18252 coaval 18255 mamufval 22719 msrval 36424 msrf 36428 mapdhval 42921 mndtcco 50862 |
| Copyright terms: Public domain | W3C validator |