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| Mirrors > Home > MPE Home > Th. List > structex | Structured version Visualization version GIF version | ||
| Description: A structure is a set. (Contributed by AV, 10-Nov-2021.) |
| Ref | Expression |
|---|---|
| structex | ⊢ (𝐺 Struct 𝑋 → 𝐺 ∈ V) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | brstruct 17326 | . 2 ⊢ Rel Struct | |
| 2 | 1 | brrelex1i 5706 | 1 ⊢ (𝐺 Struct 𝑋 → 𝐺 ∈ V) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2144 Vcvv 3450 class class class wbr 5102 Struct cstr 17324 |
| 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 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-ext 2732 ax-sep 5248 ax-pr 5390 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-sn 4584 df-pr 4586 df-op 4590 df-br 5103 df-opab 5167 df-xp 5656 df-rel 5657 df-struct 17325 |
| This theorem is used by: setsn0fun 17351 setsstruct2 17352 strfv 17381 basprssdmsets 17399 opelstrbas 17400 edgfiedgval 29595 structgrssvtxlem 29601 setsiedg 29614 ishfstruct 46028 |
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