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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 13114 |
. 2
| |
| 2 | 1 | brrelex1i 4771 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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 2204 ax-ext 2212 ax-sep 4208 ax-pow 4266 ax-pr 4301 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1810 df-clab 2217 df-cleq 2223 df-clel 2226 df-nfc 2362 df-ral 2514 df-rex 2515 df-v 2803 df-un 3203 df-in 3205 df-ss 3212 df-pw 3655 df-sn 3676 df-pr 3677 df-op 3679 df-br 4090 df-opab 4152 df-xp 4733 df-rel 4734 df-struct 13107 |
| This theorem is referenced by: strsetsid 13138 setsn0fun 13142 strslfv 13150 strslfv3 13151 bassetsnn 13162 strressid 13177 strleund 13209 strleun 13210 strext 13211 opelstrsl 13220 cnfldex 14597 basvtxval2dom 15914 edgfiedgval2dom 15915 structgr2slots2dom 15921 setsvtx 15931 setsiedg 15932 usgrstrrepeen 16111 |
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