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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 1877. (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 483 | . . . 4 ⊢ ((𝜑 ∧ 𝜓) → 𝜑) | |
| 2 | 1 | ralimi 3076 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → ∀𝑥 ∈ 𝐴 𝜑) |
| 3 | simpr 485 | . . . 4 ⊢ ((𝜑 ∧ 𝜓) → 𝜓) | |
| 4 | 3 | ralimi 3076 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → ∀𝑥 ∈ 𝐴 𝜓) |
| 5 | 2, 4 | jca 516 | . 2 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → (∀𝑥 ∈ 𝐴 𝜑 ∧ ∀𝑥 ∈ 𝐴 𝜓)) |
| 6 | pm3.2 470 | . . . 4 ⊢ (𝜑 → (𝜓 → (𝜑 ∧ 𝜓))) | |
| 7 | 6 | ral2imi 3078 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 𝜑 → (∀𝑥 ∈ 𝐴 𝜓 → ∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓))) |
| 8 | 7 | imp 407 | . 2 ⊢ ((∀𝑥 ∈ 𝐴 𝜑 ∧ ∀𝑥 ∈ 𝐴 𝜓) → ∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓)) |
| 9 | 5, 8 | impbii 210 | 1 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) ↔ (∀𝑥 ∈ 𝐴 𝜑 ∧ ∀𝑥 ∈ 𝐴 𝜓)) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 207 ∧ wa 396 ∀wral 3053 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-ral 3054 |
| This theorem is referenced by: r19.26-3 3100 ralbiim 3101 2ralbiim 3118 r19.26-2 3124 r19.27v 3168 r19.28v 3170 reu8 3674 ssrab 4002 r19.28z 4430 r19.27z 4438 ralnralall 4441 2reu4lem 4451 2ralunsn 4826 iuneq2 4941 disjxun 5070 triin 5196 asymref2 6067 cnvpo 6238 dfpo2 6247 fncnv 6558 fnres 6612 mptfnf 6620 fnopabg 6622 mpteqb 6955 eqfnfv3 6973 fvn0ssdmfun 7015 caoftrn 7661 poseq 8098 wfr3g 8259 iiner 8726 ixpeq2 8849 ixpin 8861 ixpfi2 9250 wemaplem2 9452 frr3g 9671 dfac5 10042 kmlem6 10069 eltsk2g 10665 intgru 10728 axgroth6 10742 fsequb 13928 rexanuz 15299 rexanre 15300 cau3lem 15308 rlimcn3 15543 o1of2 15566 o1rlimmul 15572 climbdd 15625 sqrt2irr 16207 gcdcllem1 16459 pc11 16842 prmreclem2 16879 catpropd 17666 issubc3 17807 fucinv 17934 ispos2 18272 issubg3 19111 issubg4 19112 pmtrdifwrdel2 19452 ringsrg 20269 iunocv 21656 cply1mul 22282 scmatf1 22514 cpmatsubgpmat 22703 tgval2 22939 1stcelcls 23444 ptclsg 23598 ptcnplem 23604 fbun 23823 txflf 23989 ucncn 24267 prdsmet 24353 metequiv 24492 metequiv2 24493 ncvsi 25136 iscau4 25264 cmetcaulem 25273 evthicc2 25445 ismbfcn 25614 mbfi1flimlem 25707 rolle 25975 itgsubst 26034 plydivex 26281 ulmcaulem 26377 ulmcau 26378 ulmbdd 26381 ulmcn 26382 mumullem2 27161 2sqlem6 27404 oldfib 28387 tgcgr4 28617 axpasch 29028 axeuclid 29050 axcontlem2 29052 axcontlem4 29054 axcontlem7 29057 vtxd0nedgb 29575 fusgrregdegfi 29656 rusgr1vtxlem 29674 uspgr2wlkeq 29732 wlkdlem4 29770 lfgriswlk 29773 frgrreg 30482 frgrregord013 30483 friendshipgt3 30486 ocsh 31372 spanuni 31633 riesz4i 32152 leopadd 32221 leoptri 32225 leoptr 32226 inpr0 32620 disjunsn 32683 voliune 34413 volfiniune 34414 eulerpartlemr 34558 eulerpartlemn 34565 nummin 35274 fmlasucdisj 35627 wzel 36050 neibastop1 36587 numiunnum 36698 phpreu 37971 ptrecube 37987 poimirlem23 38010 poimirlem27 38014 ovoliunnfl 38029 voliunnfl 38031 volsupnfl 38032 itg2addnc 38041 inixp 38095 rngoueqz 38307 intidl 38396 pclclN 40383 tendoeq2 41266 deg1gprod 42625 mzpincl 43183 lerabdioph 43250 ltrabdioph 43253 nerabdioph 43254 dvdsrabdioph 43255 dford3lem1 43471 gneispace 44578 ssrabf 45561 r19.28zf 45606 climxrre 46193 stoweidlem7 46450 stoweidlem54 46497 dirkercncflem3 46548 ply1mulgsumlem1 48877 ldepsnlinclem1 48996 ldepsnlinclem2 48997 iinxp 49321 nelsubc2 49559 |
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