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| Description: Equality theorem for binary relation. |
| Ref | Expression |
|---|---|
| breq1 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | opeq1 1876 |
. . 3
| |
| 2 | 1 | eleq1d 1155 |
. 2
|
| 3 | df-br 2063 |
. 2
| |
| 4 | df-br 2063 |
. 2
| |
| 5 | 2, 3, 4 | 3bitr4g 428 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: breq12 2067 breq1i 2068 breq1d 2071 brab1 2096 pocl 2132 solin 2145 so 2152 supmo 2156 supub 2160 suplub 2161 supsn 2168 dffr2 2171 frirr 2176 dfwe2 2187 wereu 2197 vtoclr 2449 vtoclrbr 2450 vtoclibr 2451 opelco 2509 opelcog 2511 opelcnvg 2517 eldm 2527 coi1 2665 dffunmof 2678 fneu 2728 fv2 2828 tz6.12-2 2845 ndmfv 2848 funbrfv 2852 fnfvbr 2855 f1fv 2916 isorel 2932 isocnv 2934 isotr 2935 isotrALT 2936 isomin 2937 isoini 2938 isowe 2941 f1oiso 2942 f1oweOLD 2944 caoprord 3070 caoprord3 3072 ertr 3211 erref 3212 erth 3219 ecopoprsym 3246 ecopoprtrn 3247 th3qlem2 3251 ensymg 3316 en0 3328 en1 3331 endisj 3341 sbth 3359 ssenen 3399 nneneq 3408 php 3409 pssnn 3428 fiint 3445 kardex 3550 karden 3551 aceq3lem 3555 numth2 3600 numthcor 3601 zornlem2 3604 zornlem3 3605 zornlem7 3609 zorn 3611 hta 3619 oncardval 3626 oncardid 3628 cardonle 3629 cardid 3635 oncard 3636 cardne 3637 iscard2 3660 ondomon 3662 ondomcard 3663 alephon 3671 alephsuc 3672 ltpiord 3809 ltsopq 3869 ltapq 3870 ltmpq 3871 ltexpq 3874 ltbtwnpq 3878 prcdpq 3891 prnmax 3893 genpnmax 3904 1pr 3911 1idpr 3927 prlem934 3933 reclem2pr 3951 reclem3pr 3952 reclem4pr 3953 recexpr 3954 suppr 3957 ltsosr 3997 1ne0sr 3999 ltasr 4003 suppsr 4016 suppsr2 4017 supsrlem6 4024 supre 4054 ltsor 4055 axltadd 4085 lelttrt 4289 letrit 4347 ltadd1t 4348 leadd1t 4350 ltsubaddt 4353 lesubaddt 4355 lt2addt 4361 posdift 4365 ltnegt 4366 lenegt 4368 ltdivt 4404 ltmuldivt 4406 ltrec 4410 lt2sq 4414 ltrect 4417 lerect 4418 le2sqt 4420 posex 4422 nnleltp1t 4448 nnsubt 4451 nominpos 4509 sup2 4510 nnunb 4520 arch 4521 nn0ltp1let 4556 nn0subt 4587 zltp1let 4597 uzwo 4605 uzwo2 4606 nnwoOLD 4608 nnwof 4609 btwnz 4613 uzwo3lem2 4615 uzwo3 4616 zmax 4618 rebtwnz 4620 flvalt 4623 flleltt 4625 qbtwnre 4650 lt2sqet 4706 sqrlem6 4736 sqrlem12 4742 sqrlem18 4748 sqrlem20 4750 sqr2irrlem2 4778 sqr2irrlem3 4779 abslt 4855 absle 4856 absltt 4857 clim0 4882 climuni 4884 ruclem4 4888 ruclem33 4917 ruclem36 4920 infmap2lem1 4951 chlim 5139 hlim0 5140 hlimcau 5142 hlimuni 5144 chcompl 5150 hsn0elch 5155 projlem8 5200 projlem13 5205 projlem28 5220 stle0 5680 stles 5682 stm1 5684 atcveq0 5746 atcv1 5768 atcvat2t 5773 |
| This theorem was proved from axioms: ax-1 3 ax-2 4 ax-3 5 ax-mp 6 ax-4 673 ax-5 674 ax-6 675 ax-7 676 ax-gen 677 ax-8 798 ax-9 799 ax-10 800 ax-11 801 ax-12 802 ax-16 922 ax-17 925 ax-ext 1074 |
| This theorem depends on definitions: df-bi 128 df-or 197 df-an 198 df-ex 679 df-sb 853 df-clab 1093 df-cleq 1097 df-clel 1099 df-v 1349 df-un 1490 df-sn 1811 df-pr 1812 df-op 1815 df-br 2063 |