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| Mirrors > Home > ILE Home > Th. List > resexg | Unicode version | ||
| Description: The restriction of a set is a set. (Contributed by NM, 28-Mar-1998.) (Proof shortened by Andrew Salmon, 27-Aug-2011.) |
| Ref | Expression |
|---|---|
| resexg |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | resss 5082 |
. 2
| |
| 2 | ssexg 4267 |
. 2
| |
| 3 | 1, 2 | mpan 428 |
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 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-ext 2220 ax-sep 4244 |
| This theorem depends on definitions: df-bi 117 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-v 2823 df-in 3226 df-ss 3233 df-res 4781 |
| This theorem is referenced by: resex 5099 offres 6358 ressuppss 6484 resixp 7005 seqf1oglem2 10935 climres 12047 setsvalg 13360 setsex 13362 setsslid 13381 gzsumsplit1r 13692 znval 14943 znle 14944 znbaslemnn 14946 znleval 14960 uhgrspanop 16437 upgrspanop 16438 umgrspanop 16439 usgrspanop 16440 eupthvdres 16630 eupth2lem3fi 16631 eupth2lembfi 16632 |
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