| Metamath Proof Explorer |
< Previous
Next >
Related theorems Unicode version |
| Description: Equality theorem for subclasses. |
| Ref | Expression |
|---|---|
| sseq1 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sstr2 2075 |
. . . 4
| |
| 2 | sstr2 2075 |
. . . 4
| |
| 3 | 1, 2 | anim12i 333 |
. . 3
|
| 4 | eqss 2081 |
. . 3
| |
| 5 | dfbi2 516 |
. . 3
| |
| 6 | 3, 4, 5 | 3imtr4 219 |
. 2
|
| 7 | 6 | eqcoms 1481 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: sseq12 2088 sseq1i 2089 sseq1d 2092 psseq1 2139 elpw 2409 elpwg 2410 pwpw0 2474 sssn 2478 sspr 2480 prsspw 2485 pwsnALT 2506 unimax 2537 trss 2695 elssabg 2732 intabs 2739 nnullss 2775 exss 2776 rabsnt 2901 fri 2925 frc 2927 onssmin 3015 releq 3250 iss 3404 fununi 3570 funcnvuni 3571 fssxp 3644 ffoss 3718 ssimaex 3775 isofrlem 3908 f1oweALT 3913 tfrlem1 3918 oawordeu 4196 elpm 4343 pw2en 4453 sbthlem2 4455 sbth 4464 php 4520 unbnn2 4558 fiint 4576 fiintOLD 4577 abfii3 4581 sucprcreg 4616 unbnnt 4656 tz9.1 4663 setind 4665 rankr1 4691 rankr1id 4714 scott0 4734 bnd2 4741 aceq3lem 4749 ac6lem 4771 zorn2lem7 4811 oncard 4846 carduni 4876 cardaleph 4903 cflem 4924 cflim 4928 cflecard 4931 cfeq0 4933 cfsuc 4934 infxpidmlem2 7561 infxpidmlem3 7562 infxpidmlem7 7566 infxpidmlem8 7567 infmap2lem1 7588 infmap2 7590 uniopnt 7606 eltg2t 7625 tgval3t 7631 topbast 7633 subtop 7650 fctopOLD 7654 cctop 7656 retopbas 7659 iscld 7673 clsval 7681 clsval2 7689 neival 7721 isnei 7722 neiint 7723 neips 7731 opnneissb 7732 opnssneib 7733 innei 7740 islp2 7751 dnsconst 7792 blssex 7858 opnm 7864 blssopn 7871 opnin 7873 neibl 7881 lmbr 7932 bcthlem7 8009 issubg 8119 axgroth3 8781 axgroth4 8782 grothinf 8783 sh 9080 hhsssh 9141 occlt 9184 omls 9248 pjomlt 9271 shintclt 9296 chintclt 9298 spanvalt 9301 shlubt 9356 chnlen0 9370 chsscon3t 9425 chlejb1t 9437 chnlet 9439 spanunt 9470 h1datomt 9507 cmbr4 9546 pjoml2t 9556 pjoml3t 9557 lecmt 9562 osumlem8 9587 osumt 9590 osumcor2 9592 spansncvt 9600 pjcjt2 9639 pjopytht 9667 pjss1co 10093 hstel2t 10149 stjt 10165 stcltr1 10204 mdit 10225 mdbr3 10227 mdbr4 10228 dmdbrt 10229 dmdmdt 10230 dmdbr5 10238 mdsl1 10251 mdslmd1lem3 10257 mdslmd1lem4 10258 mdslmd1 10259 csmdsym 10264 atss 10276 atom1d 10283 superpos 10284 chcv1t 10285 shatomic 10288 shatomistic 10291 hatomistic 10292 chrelat2t 10300 atcvatlem 10315 irred 10324 atcvat4 10327 mdsymlem2 10334 mdsymlem3 10335 mdsymlem6 10338 dmdbr6at 10353 dmdbr7at 10354 infi1 10449 fine 10450 fiiu 10452 ficli 10470 fiv 10478 fiiu2 10481 inposetlem 10483 inposet 10485 iseuctopg 10496 qusp 10549 fillsb 10554 fipfil2 10558 oefil2 10560 fgsb 10563 efilcp 10564 filint2 10565 infi 10567 fgsb2 10568 efilcp2 10569 cnfilca 10570 rcfpfillem3 10573 rcfpfillem4 10574 rcfpfillem5 10575 rcfpfillem6 10576 rcfpfil 10577 limfillem2OLD 10587 ishgrag 10748 hgralem 10749 ispgrag 10758 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 964 ax-gen 965 ax-8 966 ax-10 968 ax-12 970 ax-17 973 ax-4 975 ax-5o 977 ax-6o 980 ax-9o 1125 ax-10o 1142 ax-16 1212 ax-11o 1220 ax-ext 1462 |
| This theorem depends on definitions: df-bi 147 df-an 225 df-ex 983 df-sb 1174 df-clab 1467 df-cleq 1472 df-clel 1475 df-in 2055 df-ss 2057 |