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Related theorems Unicode version |
| Description: Equality implies equivalence of membership. |
| Ref | Expression |
|---|---|
| eleq2 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dfcleq 1512 |
. . . . . 6
| |
| 2 | 1 | biimpi 149 |
. . . . 5
|
| 3 | 2 | 19.21bi 1096 |
. . . 4
|
| 4 | 3 | anbi2d 619 |
. . 3
|
| 5 | 4 | exbidv 1317 |
. 2
|
| 6 | df-clel 1514 |
. 2
| |
| 7 | df-clel 1514 |
. 2
| |
| 8 | 5, 6, 7 | 3bitr4g 558 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: eleq12 1579 eleq2i 1581 eleq2d 1584 nelneq2 1605 neleq2 1689 raleq1f 1829 rexeq1f 1830 reueq1f 1831 rabeqf 1854 clel3g 1938 clel4 1940 sbcel2gv 2029 csbiegft 2081 difeq1 2205 difeq2 2206 uneq1 2229 ineq1 2262 unineq 2307 n0i 2337 rzal 2409 ifeq1 2418 ifeq2 2419 elif 2432 disjsn 2502 sneqr 2542 preqr1 2546 preq12b 2548 prel12 2549 elunii 2574 unieq 2576 eluniab 2579 reucl 2584 elinti 2609 elintab 2611 intss1 2615 intmin 2620 intab 2627 iineq2 2647 iununi 2686 breq 2694 trel 2761 zfrepclf 2773 zfauscl 2779 elALT 2827 rext 2834 intid 2843 opth1 2862 opprc3 2873 opeqex 2874 opthwiener 2884 epelc 2911 efrirr 2957 ordtri1 3008 ordtri3 3011 nsuceq0 3053 suctr 3055 ordnbtwn 3062 snnex 3100 uniuni 3104 euuni 3105 iunpw 3137 oneqmin 3162 onminex 3164 onsucuni2 3188 onuninsuci 3194 limomss 3224 nnlim 3231 peano5 3241 xpeq1 3281 xpeq2 3282 opthprc 3306 0nelxp 3326 0nelelxp 3327 onxpdisj 3328 funopg 3652 fn0 3711 fv3 3844 dffo4 3934 elunirnALT 3983 f1oiso 4018 ndmoprg 4104 unielxp 4167 canth 4205 tz7.48lem 4256 oawordeulem 4324 oaordex 4328 oarec 4332 omordi 4333 oneo 4348 oeordi 4350 oeoa 4360 oeoe 4362 omsmolem 4396 erth 4422 uniqs 4436 mapsn 4486 pw2en 4587 pssnn 4681 unfilem3 4696 abfii4 4707 zfregcl 4738 elirr 4742 en2lp 4747 suc11reg 4750 inf0 4751 inf3lem2 4759 inf3lem3 4760 infeq5 4766 axinf2 4769 dfom3 4776 elom3 4777 noinfep 4786 r1ord 4801 r1val1 4804 rankr1 4820 rankval3 4827 rankuni2 4836 rankun 4837 aceq1 4875 aceq2 4877 aceq3 4879 aceq5lem2 4882 aceq5lem4 4884 aceq6a 4887 aceq6b 4888 kmlem2 4912 kmlem4 4914 zorn2lem7 4940 brdom7disj 4950 brdom6disj 4951 unidom 4954 cardlim 5001 alephnbtwn 5018 alephordi 5024 cardaleph 5035 alephfp 5050 alephval3 5053 axpowndlem3 5105 ltpiord 5169 addnidpi 5182 indpi 5188 elnp 5246 genpnnp 5262 1pr 5271 ltaddpr 5294 peano5nni 6071 dfnn2 6081 dfuzi 6373 peano5uzi 6374 elioore 6512 uz11 6559 fzopth 6632 om2uzlti 6661 istopg 7808 topbas 7839 bastop1 7854 subbas 7856 retopbas 7865 clsval2 7895 elcls 7914 clsndisj 7916 elcls3 7921 islp2 7957 qdensere 7961 cnfval 7966 cnpimaex 7975 cnsscnp 7982 blex 8059 blss 8063 blssex 8064 opnm 8070 opnin 8079 neibl 8087 methausi 8092 metcnp 8098 tgioo 8126 bcthlem29 8238 sh 9354 closedsub 9369 pjtheu 9512 pjmval 9514 pjoc1 9543 h1dn0 9751 spansneleqi 9768 nonbooli 9874 pjch 9917 pjnel 9949 cdjreui 10641 ntunte 10728 uninqs 10730 domintreflem 10766 isexid2 10901 unmnd 10951 uznzr 10967 elioo1t3 10996 nsn 11017 homeofval 11022 hmeogrp 11044 isfil 11071 rcfpfillem3 11091 dtt2 11110 bwt2 11123 usinuniop 11128 altretoplem2 11143 altretop 11144 extrdom 11236 extrcod 11237 extrcmp 11238 extrid 11239 dfiin2g 11400 lpni 11417 fictb 11423 ordtypelem5 11431 hartoglem 11435 infenomsub 11450 subntr 11482 compsublem 11487 compsub 11488 cptclsscpt 11489 hscptsscld 11491 alexsublem3 11498 alexsub 11500 subtopmetlem 11505 subtopmet 11506 2ndc1stc 11538 2ndcctbss 11539 isfne3 11543 fneint 11547 fness 11552 fneref 11554 topfneec2 11563 locfindsc 11576 comppfsc 11578 neibastop2lem2 11581 neibastop2lem3 11582 neibastop2lem4 11583 fnemeet1 11589 fnemeet2 11590 fnejoin1 11591 fnejoin2 11592 ist1-2 11603 ist1-3 11604 extbas1 11641 isufil 11649 isufil2 11650 filssufillem 11655 fixufil 11661 ufinffr 11663 flimopn 11679 limfilcf 11683 flimcls 11684 rnelfm 11699 fclusnei 11719 fcluscf 11724 flimfnfcls 11727 fclusfnei 11738 tailuni 11761 filnetlem1 11763 filnetlem2 11764 filnetlem3 11765 filnetlem4 11766 filnetlem5 11767 filnet 11768 dif1card 11835 fimax 11837 acdc3g 11843 acdc5g 11844 indexf 11847 fiinbas 11905 metsstop 11909 haustlmu 11967 lmtlm 11969 sstotbnd 11992 totbndss 11993 isbnd3 11997 totbndbnd 12000 ismtyhmeolem 12006 ismtybndlem 12008 heiborlem1 12011 heiborlem28 12038 heiborlem30 12040 heiborlem31 12041 rrntotbnd 12078 ssunipwALT 12211 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-gen 999 ax-17 1007 ax-4 1009 ax-5o 1011 ax-ext 1500 |
| This theorem depends on definitions: df-bi 145 df-an 223 df-ex 1017 df-cleq 1511 df-clel 1514 |