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| Mirrors > Home > ILE Home > Th. List > eqrdv | Unicode version | ||
| Description: Deduce equality of classes from equivalence of membership. (Contributed by NM, 17-Mar-1996.) |
| Ref | Expression |
|---|---|
| eqrdv.1 |
|
| Ref | Expression |
|---|---|
| eqrdv |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqrdv.1 |
. . 3
| |
| 2 | 1 | alrimiv 1923 |
. 2
|
| 3 | dfcleq 2228 |
. 2
| |
| 4 | 2, 3 | sylibr 134 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1496 ax-gen 1498 ax-17 1575 ax-ext 2216 |
| This theorem depends on definitions: df-bi 117 df-cleq 2227 |
| This theorem is referenced by: eqrdav 2233 abbi 2353 eqabdv 2365 csbcomg 3164 csbabg 3203 uneq1 3370 ineq1 3419 difin2 3487 difsn 3836 intmin4 3982 iunconstm 4004 iinconstm 4005 dfiun2g 4028 iindif2m 4064 iinin2m 4065 iunxsng 4072 iunxsngf 4074 iunpw 4606 opthprc 4806 inimasn 5185 dmsnopg 5239 dfco2a 5268 iotaeq 5326 fun11iun 5640 ssimaex 5743 unpreima 5807 respreima 5810 fconstfvm 5907 reldm 6393 suppimacnvfn 6459 suppcofn 6479 rntpos 6501 frecsuclem 6650 iserd 6806 erth 6826 ecidg 6846 mapdm0 6910 map0e 6933 ixpiinm 6972 pw2f1odclem 7100 fifo 7280 ordiso2 7339 ctssdccl 7415 ctssdc 7417 finacn 7524 pw1if 7548 exmidapne 7590 acnccim 7602 genpassl 7855 genpassu 7856 1idprl 7921 1idpru 7922 sup3exmid 9248 eqreznegel 9964 iccid 10277 fzsplit2 10404 fzsplit3 10407 fzsn 10421 fzpr 10433 uzsplit 10448 fzoval 10504 infssuzex 10615 frec2uzrand 10791 bitsmod 12667 bitscmp 12669 divsfval 13592 mhmpropd 13721 eqgid 13979 ghmmhmb 14007 ghmpropd 14036 ablnsg 14087 opprsubgg 14328 opprunitd 14355 unitpropdg 14393 opprsubrngg 14457 subsubrng2 14461 subrngpropd 14462 subsubrg2 14492 subrgpropd 14499 rhmpropd 14500 ringunitsap0 14532 drnguiap 14547 lssats2 14688 lsspropdg 14705 discld 15127 restsn 15171 restdis 15175 cndis 15232 cnpdis 15233 tx1cn 15260 tx2cn 15261 blpnf 15391 blininf 15415 blres 15425 xmetec 15428 metrest 15497 xmetxpbl 15499 cnbl0 15525 reopnap 15537 bl2ioo 15541 cncfmet 15583 limcdifap 15653 gausslemma2dlem1a 16057 ushgredgedg 16347 ushgredgedgloop 16349 clwwlknun 16562 eupth2lemsfi 16599 |
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