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Related theorems Unicode version |
| Description: Equality implies equivalence of membership. |
| Ref | Expression |
|---|---|
| eleq2 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dfcleq 1470 |
. . . . . 6
| |
| 2 | 1 | biimp 151 |
. . . . 5
|
| 3 | 2 | 19.21bi 1060 |
. . . 4
|
| 4 | 3 | anbi2d 616 |
. . 3
|
| 5 | 4 | exbidv 1279 |
. 2
|
| 6 | df-clel 1472 |
. 2
| |
| 7 | df-clel 1472 |
. 2
| |
| 8 | 5, 6, 7 | 3bitr4g 555 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: eleq12 1536 eleq2i 1538 eleq2d 1541 nelneq2 1562 neleq2 1643 raleq1f 1783 rexeq1f 1784 reueq1f 1785 rabeqf 1808 clel3g 1892 clel4 1894 sbcel2gv 1981 csbiegft 2029 difeq1 2153 difeq2 2154 uneq1 2177 ineq1 2210 unineq 2255 n0i 2285 rzal 2355 ifeq1 2364 ifeq2 2365 elif 2378 disjsn 2441 sneqr 2477 preqr1 2481 preq12b 2483 prel12 2484 elunii 2508 unieq 2510 eluniab 2513 elinti 2542 elintab 2544 intss1 2548 intmin 2553 intab 2560 iineq2 2579 iununi 2616 breq 2621 trel 2687 zfrepclf 2699 zfauscl 2705 el 2751 rext 2754 unipw 2756 opth1 2786 opprc3 2797 opeqex 2798 opthwiener 2807 epelc 2833 uniuni 2880 euuni 2881 reucl 2885 iunpw 2914 efrirr 2928 ordtri1 2980 ordtri3 2983 oneqmin 3018 onminex 3020 nsuceq0 3053 ordnbtwn 3063 onsucuni2 3091 onuninsuc 3108 limomss 3137 nnlim 3144 peano5 3153 xpeq1 3200 xpeq2 3201 opthprc 3221 0nelxp 3240 onxpdisj 3241 funopg 3547 fn0 3605 fv3 3733 dffo4 3820 elunirnALT 3869 f1oiso 3904 canth 3907 tz7.48lem 3955 ndmoprg 4043 unielxp 4107 oawordeulem 4188 oaordex 4192 oarec 4196 omordi 4197 oneo 4212 oeordi 4214 omsmolem 4256 erth 4282 mapsn 4345 pw2en 4446 pssnn 4534 unfilem3 4550 abfii4OLD 4564 zfregcl 4595 elirr 4599 en2lp 4602 suc11reg 4605 inf0 4606 inf3lem2 4614 inf3lem3 4615 infeq5 4621 axinf2 4624 dfom3 4630 elom3 4631 noinfep 4640 r1ord 4655 r1val1 4658 rankr1 4674 rankval3 4681 rankuni2 4690 rankun 4691 aceq1 4729 aceq2 4731 aceq3 4733 aceq5lem2 4736 aceq5lem4 4738 aceq6a 4741 aceq6b 4742 kmlem2 4766 kmlem4 4768 zorn2lem7 4794 brdom7disj 4804 brdom6disj 4805 unidom 4808 cardlim 4851 alephnbtwn 4868 alephordi 4874 cardaleph 4885 alephfp 4900 alephval3 4903 axpowndlem3 4951 ltpiord 5015 addnidpi 5028 indpi 5034 elnp 5092 genpnnp 5108 1pr 5117 ltaddpr 5140 peano5nn 5926 dfnn2 5936 dfuz 6202 peano5uz 6203 om2uzlt 6298 eliooret 6386 uz11t 6432 fzoptht 6502 istopg 7596 topbast 7627 bastop 7642 subbasOLD 7644 retopbas 7655 clsval2 7685 elcls 7704 clsndisj 7706 elcls3 7711 islp2 7747 qdensere 7751 cnfval 7756 cnpimaex 7765 cnsscnp 7772 blex 7849 blss 7853 blssex 7854 opnm 7860 opnin 7869 neibl 7877 methausi 7881 metcnp 7887 tgioo 7915 bcthlem29 8027 sh 9078 closedsub 9093 pjtheut 9236 pjmvalt 9238 pjoc1t 9267 h1dn0 9475 spansneleqi 9492 nonbool 9596 pjcht 9639 pjnelt 9671 cdjreu 10359 ntunte 10439 uninqs 10441 elioo1t3 10496 homeofval 10516 hmeogrp 10538 isfil 10558 rcfpfillem3 10589 rcfpfillem3OLD 10590 dtt2 10618 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-gen 963 ax-17 971 ax-4 973 ax-5o 975 ax-ext 1459 |
| This theorem depends on definitions: df-bi 147 df-an 225 df-ex 981 df-cleq 1469 df-clel 1472 |