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| Mirrors > Home > MPE Home > Th. List > r19.26 | Structured version Visualization version GIF version | ||
| Description: Restricted quantifier version of 19.26 1871. (Contributed by NM, 28-Jan-1997.) (Proof shortened by Andrew Salmon, 30-May-2011.) |
| Ref | Expression |
|---|---|
| r19.26 | ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) ↔ (∀𝑥 ∈ 𝐴 𝜑 ∧ ∀𝑥 ∈ 𝐴 𝜓)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpl 482 | . . . 4 ⊢ ((𝜑 ∧ 𝜓) → 𝜑) | |
| 2 | 1 | ralimi 3073 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → ∀𝑥 ∈ 𝐴 𝜑) |
| 3 | simpr 484 | . . . 4 ⊢ ((𝜑 ∧ 𝜓) → 𝜓) | |
| 4 | 3 | ralimi 3073 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → ∀𝑥 ∈ 𝐴 𝜓) |
| 5 | 2, 4 | jca 511 | . 2 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → (∀𝑥 ∈ 𝐴 𝜑 ∧ ∀𝑥 ∈ 𝐴 𝜓)) |
| 6 | pm3.2 469 | . . . 4 ⊢ (𝜑 → (𝜓 → (𝜑 ∧ 𝜓))) | |
| 7 | 6 | ral2imi 3075 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 𝜑 → (∀𝑥 ∈ 𝐴 𝜓 → ∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓))) |
| 8 | 7 | imp 406 | . 2 ⊢ ((∀𝑥 ∈ 𝐴 𝜑 ∧ ∀𝑥 ∈ 𝐴 𝜓) → ∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓)) |
| 9 | 5, 8 | impbii 209 | 1 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) ↔ (∀𝑥 ∈ 𝐴 𝜑 ∧ ∀𝑥 ∈ 𝐴 𝜓)) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 206 ∧ wa 395 ∀wral 3051 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-ral 3052 |
| This theorem is referenced by: r19.26-3 3097 ralbiim 3098 2ralbiim 3115 r19.26-2 3121 r19.27v 3165 r19.28v 3167 reu8 3691 ssrab 4023 r19.28z 4455 r19.27z 4463 ralnralall 4466 2reu4lem 4476 2ralunsn 4851 iuneq2 4966 disjxun 5096 triin 5221 asymref2 6074 cnvpo 6245 dfpo2 6254 fncnv 6565 fnres 6619 mptfnf 6627 fnopabg 6629 mpteqb 6960 eqfnfv3 6978 fvn0ssdmfun 7019 caoftrn 7663 poseq 8100 wfr3g 8261 iiner 8726 ixpeq2 8849 ixpin 8861 ixpfi2 9250 wemaplem2 9452 frr3g 9668 dfac5 10039 kmlem6 10066 eltsk2g 10662 intgru 10725 axgroth6 10739 fsequb 13898 rexanuz 15269 rexanre 15270 cau3lem 15278 rlimcn3 15513 o1of2 15536 o1rlimmul 15542 climbdd 15595 sqrt2irr 16174 gcdcllem1 16426 pc11 16808 prmreclem2 16845 catpropd 17632 issubc3 17773 fucinv 17900 ispos2 18238 issubg3 19074 issubg4 19075 pmtrdifwrdel2 19415 ringsrg 20232 iunocv 21636 cply1mul 22240 scmatf1 22475 cpmatsubgpmat 22664 tgval2 22900 1stcelcls 23405 ptclsg 23559 ptcnplem 23565 fbun 23784 txflf 23950 ucncn 24228 prdsmet 24314 metequiv 24453 metequiv2 24454 ncvsi 25107 iscau4 25235 cmetcaulem 25244 evthicc2 25417 ismbfcn 25586 mbfi1flimlem 25679 rolle 25950 itgsubst 26012 plydivex 26261 ulmcaulem 26359 ulmcau 26360 ulmbdd 26363 ulmcn 26364 mumullem2 27146 2sqlem6 27390 oldfib 28373 tgcgr4 28603 axpasch 29014 axeuclid 29036 axcontlem2 29038 axcontlem4 29040 axcontlem7 29043 vtxd0nedgb 29562 fusgrregdegfi 29643 rusgr1vtxlem 29661 uspgr2wlkeq 29719 wlkdlem4 29757 lfgriswlk 29760 frgrreg 30469 frgrregord013 30470 friendshipgt3 30473 ocsh 31358 spanuni 31619 riesz4i 32138 leopadd 32207 leoptri 32211 leoptr 32212 inpr0 32607 disjunsn 32669 voliune 34386 volfiniune 34387 eulerpartlemr 34531 eulerpartlemn 34538 nummin 35249 fmlasucdisj 35593 wzel 36016 neibastop1 36553 numiunnum 36664 phpreu 37805 ptrecube 37821 poimirlem23 37844 poimirlem27 37848 ovoliunnfl 37863 voliunnfl 37865 volsupnfl 37866 itg2addnc 37875 inixp 37929 rngoueqz 38141 intidl 38230 pclclN 40151 tendoeq2 41034 deg1gprod 42394 mzpincl 42976 lerabdioph 43047 ltrabdioph 43050 nerabdioph 43051 dvdsrabdioph 43052 dford3lem1 43268 gneispace 44375 ssrabf 45358 r19.28zf 45403 climxrre 45994 stoweidlem7 46251 stoweidlem54 46298 dirkercncflem3 46349 ply1mulgsumlem1 48632 ldepsnlinclem1 48751 ldepsnlinclem2 48752 iinxp 49076 nelsubc2 49314 |
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