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| Description: An equality deduction for the subclass relationship. |
| Ref | Expression |
|---|---|
| sseq1d.1 |
|
| Ref | Expression |
|---|---|
| sseq2d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sseq1d.1 |
. 2
| |
| 2 | sseq2 2639 |
. 2
| |
| 3 | 1, 2 | syl 12 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: sseq12d 2646 sseqtrd 2653 unissint 3241 funimass2 4492 fnco 4521 fnssresb 4525 fcoOLD 4574 f1ores 4654 foimacnv 4657 resdif 4659 tz6.12-2 4696 fvelimab 4725 ssimaexg 4730 isofrlem 4878 onfununi 5116 oaordi 5227 oawordeulem 5236 oaass 5243 odi 5258 omass 5259 oen0 5261 oelim2 5270 pmvalg 5390 pw2en 5505 sbthlem2 5511 sbth 5520 ssenen 5598 phplem2 5603 pssnn 5628 ssfi 5630 fiint 5650 fodomfi 5656 trcl 5752 r1tr 5765 rankeq0 5807 rankr1id 5808 rankr1b 5810 kmlem5 5931 alephordlem2 6021 alephordi 6022 alephgeom 6030 cardaleph 6033 cardalephex 6034 cflim 6057 isbasisg 8880 tgval 8886 cldval 8942 ntrfval 8943 clsfval 8944 neifval 8990 neiint 8995 lpfval 9018 cnpnei 9043 cncnplem4 9054 opnfval 9134 neibl 9154 lpbl 9157 metequiv 9158 metcnp 9165 lmfval 9203 caufval 9204 metelcls 9243 metcld 9245 cmsss 9275 bcthlem15 9291 bcth 9310 sspval 9721 fipreima 10175 abfi2 10216 stoig 10251 subcld 10254 isfil 10266 oefil2 10275 fbasssin 10278 fbssint 10279 fbfgss 10288 fgfil 10290 filrn 10293 elfilmap 10312 hsupunss 10946 spanss2 10947 orthin 11003 chssoc 11052 chsscon3 11056 chsscon1 11057 h1datom 11138 pjoml6i 11165 osumlem8 11220 osum 11223 spansncv 11233 pjcjt2 11272 pjopyth 11300 hstel2 11791 hstle 11802 stj 11807 dmdbr5 11880 mdslmd1lem1 11897 atord 11960 irredlem4 11965 atcvat4i 11969 mdsymlem2 11976 mdsymlem3 11977 mdsymlem8 11982 mdsymi 11983 ghomfo 13634 trcltr 13936 wfrlem9 13965 wfrlem12 13968 onsubcum 14442 inpc 14619 ptincpw 14912 fgsb 14921 fgsb2 14925 topsinind 14967 tpgprop1 14986 tpgprop2 14987 lvsovso 15038 issubcat 15193 bpmp 15251 fictblem 15370 subntr 15425 compsublem 15430 compsub 15431 cptclsscpt 15432 uncomp 15433 hscptsscld 15434 compfipin0lem 15435 compfipin0 15436 connsub 15443 reconnlem1 15446 ivthALT 15454 isfne 15480 locfincf 15516 neibastop1 15518 neibastop2lem4 15522 topmeet 15526 neifg 15559 ufileu 15573 filufint 15574 ufinffr 15578 cnpfillim 15589 fmfnfmlem4 15597 flimfnfcls 15615 fcluscomplem 15620 tailfb 15639 raleqfn 15672 fipreimaOLD 15756 sstotbnd 15936 ismtyhmeolem 15950 ismtyres 15954 heiborlem20 15974 heiborlem21 15975 heiborlem23 15977 heiborlem38 15992 heiborlem42 15996 rrntotbnd 16022 rrnheibor 16023 exidreslem 16030 divrngcl 16110 isdivrng2 16111 keridl 16180 igenss 16210 ishgrag 16291 hgralem 16292 ispgrag 16301 isclat 16888 csubspset 17208 psubspset 17225 paddss 17306 psubclset 17346 dilfset 17401 dilset 17402 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 1304 ax-gen 1305 ax-8 1306 ax-10 1308 ax-12 1310 ax-17 1317 ax-4 1319 ax-5o 1321 ax-6o 1324 ax-9o 1481 ax-10o 1500 ax-16 1580 ax-11o 1588 ax-ext 1865 |
| This theorem depends on definitions: df-bi 164 df-an 242 df-ex 1327 df-sb 1536 df-clab 1872 df-cleq 1877 df-clel 1880 df-in 2603 df-ss 2605 |