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| Mirrors > Home > MPE Home > Th. List > raleqbi1dv | Structured version Visualization version GIF version | ||
| Description: Equality deduction for restricted universal quantifier. (Contributed by NM, 16-Nov-1995.) (Proof shortened by Steven Nguyen, 5-May-2023.) |
| Ref | Expression |
|---|---|
| raleqbi1dv.1 | ⊢ (𝐴 = 𝐵 → (𝜑 ↔ 𝜓)) |
| Ref | Expression |
|---|---|
| raleqbi1dv | ⊢ (𝐴 = 𝐵 → (∀𝑥 ∈ 𝐴 𝜑 ↔ ∀𝑥 ∈ 𝐵 𝜓)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | id 23 | . 2 ⊢ (𝐴 = 𝐵 → 𝐴 = 𝐵) | |
| 2 | raleqbi1dv.1 | . 2 ⊢ (𝐴 = 𝐵 → (𝜑 ↔ 𝜓)) | |
| 3 | 1, 2 | raleqbidvv 3331 | 1 ⊢ (𝐴 = 𝐵 → (∀𝑥 ∈ 𝐴 𝜑 ↔ ∀𝑥 ∈ 𝐵 𝜓)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 = wceq 1570 ∀wral 3079 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-9 2153 ax-ext 2735 |
| This proof depends on definitions: df-bi 210 df-an 401 df-ex 1810 df-cleq 2755 df-ral 3080 df-rex 3090 |
| This theorem is used by: isoeq4 7318 frrlem1 8279 frrlem13 8291 smo11 8347 dffi2 9379 inficl 9381 dffi3 9387 dfom3 9612 aceq1 10106 dfac5lem4 10115 kmlem1 10139 kmlem10 10148 kmlem13 10151 kmlem14 10152 cofsmo 10257 infpssrlem4 10294 axdc3lem2 10439 elwina 10675 elina 10676 iswun 10693 eltskg 10739 elgrug 10781 elnp 10976 elnpi 10977 dfnn2 12250 dfnn3 12251 dfuzi 12691 coprmprod 16723 coprmproddvds 16725 ismri 17691 isprs 18356 isdrs 18361 ispos 18374 pospropd 18385 istos 18476 isdlat 18582 isipodrs 18597 mgmhmpropd 18760 issubmgm 18764 mhmpropd 18854 issubm 18865 subgacs 19231 nsgacs 19232 isghm 19290 ghmeql 19313 iscmn 19863 isomnd 20197 rnghmval 20527 dfrhm2 20561 zrrnghm 20644 isorng 20973 islss 21064 lssacs 21097 lmhmeql 21185 islbs 21206 lbsextlem1 21291 lbsextlem3 21293 lbsextlem4 21294 isobs 21879 mat0dimcrng 22636 istopg 23061 isbasisg 23113 basis2 23117 eltg2 23124 iscldtop 23261 neipeltop 23295 isreg 23498 regsep 23500 isnrm 23501 islly 23634 isnlly 23635 llyi 23640 nllyi 23641 islly2 23650 cldllycmp 23661 isfbas 23995 fbssfi 24003 isust 24370 elutop 24399 ustuqtop 24412 utopsnneip 24414 ispsmet 24470 ismet 24489 isxmet 24490 metrest 24690 cncfval 25056 fmcfil 25440 iscfil3 25441 caucfil 25451 iscmet3 25461 cfilres 25464 minveclem3 25597 wilthlem2 27242 wilthlem3 27243 wilth 27244 dfn0s2 28534 dfconngr1 30548 isconngr 30549 1conngr 30554 isplig 30837 isgrpo 30858 isablo 30907 disjabrex 32936 disjabrexf 32937 isrnsiga 34512 isldsys 34555 isros 34567 issros 34574 bnj1286 35416 bnj1452 35449 kur14lem9 35714 cvmscbv 35758 cvmsi 35765 cvmsval 35766 nmulprop 36690 neibastop1 36898 neibastop2lem 36899 neibastop2 36900 dfttc4lem1 37067 rdgssun 38052 isbnd 38459 ismndo2 38553 rngomndo 38614 isidl 38693 ispsubsp 40547 sn-isghm 43433 isnacs 43463 mzpclval 43484 elmzpcl 43485 relpeq4 45684 permac8prim 45751 nelsubc3lem 49876 isthinc 50225 |
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