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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 5043 |
. 2
| |
| 2 | ssexg 4233 |
. 2
| |
| 3 | 1, 2 | mpan 424 |
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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2213 ax-sep 4212 |
| This theorem depends on definitions: df-bi 117 df-tru 1401 df-nf 1510 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-v 2805 df-in 3207 df-ss 3214 df-res 4743 |
| This theorem is referenced by: resex 5060 offres 6306 ressuppss 6432 resixp 6945 seqf1oglem2 10845 climres 11943 setsvalg 13192 setsex 13194 setsslid 13213 gsumsplit1r 13561 znval 14732 znle 14733 znbaslemnn 14735 znleval 14749 uhgrspanop 16223 upgrspanop 16224 umgrspanop 16225 usgrspanop 16226 eupthvdres 16416 eupth2lem3fi 16417 eupth2lembfi 16418 |
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