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| Mirrors > Home > ILE Home > Th. List > structex | Unicode version | ||
| Description: A structure is a set. (Contributed by AV, 10-Nov-2021.) |
| Ref | Expression |
|---|---|
| structex |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | brstruct 13363 |
. 2
| |
| 2 | 1 | brrelex1i 4818 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4249 ax-pow 4311 ax-pr 4346 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-v 2823 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-br 4131 df-opab 4193 df-xp 4780 df-rel 4781 df-struct 13356 |
| This theorem is used by: strsetsid 13387 setsn0fun 13391 strslfv 13399 strslfv3 13400 bassetsnn 13411 strressid 13427 strleund 13459 strleun 13460 strext 13461 opelstrsl 13470 cnfldex 14898 basvtxval2dom 16287 edgfiedgval2dom 16288 structgr2slots2dom 16294 setsvtx 16304 setsiedg 16305 usgrstrrepeen 16484 |
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