| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > ssexd | Unicode version | ||
| Description: A subclass of a set is a set. Deduction form of ssexg 4226. (Contributed by David Moews, 1-May-2017.) |
| Ref | Expression |
|---|---|
| ssexd.1 |
|
| ssexd.2 |
|
| Ref | Expression |
|---|---|
| ssexd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ssexd.2 |
. 2
| |
| 2 | ssexd.1 |
. 2
| |
| 3 | ssexg 4226 |
. 2
| |
| 4 | 1, 2, 3 | syl2anc 411 |
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 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-ext 2211 ax-sep 4205 |
| This theorem depends on definitions: df-bi 117 df-tru 1398 df-nf 1507 df-sb 1809 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-v 2802 df-in 3204 df-ss 3211 |
| This theorem is referenced by: iotaexab 5303 fex2 5500 riotaexg 5970 opabbrex 6060 funexw 6269 opabex2 6352 f1imaen2g 6962 pw2f1odclem 7015 fiss 7167 genipv 7719 suplocexprlemlub 7934 hashfacen 11090 ovshftex 11370 strslssd 13119 ressbas2d 13141 ressval3d 13145 ressabsg 13149 restid2 13321 ptex 13337 prdsval 13346 prdsbaslemss 13347 divsfval 13401 divsfvalg 13402 igsumvalx 13462 issubmnd 13515 ress0g 13516 issubg2m 13766 releqgg 13797 eqgex 13798 eqgfval 13799 isghm 13820 ringidss 14032 dvdsrvald 14097 dvdsrex 14102 unitgrp 14120 unitabl 14121 unitlinv 14130 unitrinv 14131 dvrfvald 14137 rdivmuldivd 14148 invrpropdg 14153 rhmunitinv 14182 subrgugrp 14244 aprval 14286 aprap 14290 sralemg 14442 srascag 14446 sravscag 14447 sraipg 14448 sraex 14450 2basgeng 14796 cnrest2 14950 cnptopresti 14952 cnptoprest 14953 cnptoprest2 14954 cnmpt2res 15011 psmetres2 15047 xmetres2 15093 limccnp2lem 15390 limccnp2cntop 15391 dvfvalap 15395 dvmulxxbr 15416 dvaddxx 15417 dvmulxx 15418 dviaddf 15419 dvimulf 15420 dvcoapbr 15421 dvmptaddx 15433 dvmptmulx 15434 plycj 15475 wksfval 16119 wlkex 16122 trlsfvalg 16178 trlsex 16182 eupthsg 16240 |
| Copyright terms: Public domain | W3C validator |