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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 1872. (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 3075 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → ∀𝑥 ∈ 𝐴 𝜑) |
| 3 | simpr 484 | . . . 4 ⊢ ((𝜑 ∧ 𝜓) → 𝜓) | |
| 4 | 3 | ralimi 3075 | . . 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 3077 | . . 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 3052 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-ral 3053 |
| This theorem is referenced by: r19.26-3 3099 ralbiim 3100 2ralbiim 3117 r19.26-2 3123 r19.27v 3167 r19.28v 3169 reu8 3693 ssrab 4025 r19.28z 4457 r19.27z 4465 ralnralall 4468 2reu4lem 4478 2ralunsn 4853 iuneq2 4968 disjxun 5098 triin 5223 asymref2 6082 cnvpo 6253 dfpo2 6262 fncnv 6573 fnres 6627 mptfnf 6635 fnopabg 6637 mpteqb 6969 eqfnfv3 6987 fvn0ssdmfun 7028 caoftrn 7673 poseq 8110 wfr3g 8271 iiner 8738 ixpeq2 8861 ixpin 8873 ixpfi2 9262 wemaplem2 9464 frr3g 9680 dfac5 10051 kmlem6 10078 eltsk2g 10674 intgru 10737 axgroth6 10751 fsequb 13910 rexanuz 15281 rexanre 15282 cau3lem 15290 rlimcn3 15525 o1of2 15548 o1rlimmul 15554 climbdd 15607 sqrt2irr 16186 gcdcllem1 16438 pc11 16820 prmreclem2 16857 catpropd 17644 issubc3 17785 fucinv 17912 ispos2 18250 issubg3 19086 issubg4 19087 pmtrdifwrdel2 19427 ringsrg 20244 iunocv 21648 cply1mul 22252 scmatf1 22487 cpmatsubgpmat 22676 tgval2 22912 1stcelcls 23417 ptclsg 23571 ptcnplem 23577 fbun 23796 txflf 23962 ucncn 24240 prdsmet 24326 metequiv 24465 metequiv2 24466 ncvsi 25119 iscau4 25247 cmetcaulem 25256 evthicc2 25429 ismbfcn 25598 mbfi1flimlem 25691 rolle 25962 itgsubst 26024 plydivex 26273 ulmcaulem 26371 ulmcau 26372 ulmbdd 26375 ulmcn 26376 mumullem2 27158 2sqlem6 27402 oldfib 28385 tgcgr4 28615 axpasch 29026 axeuclid 29048 axcontlem2 29050 axcontlem4 29052 axcontlem7 29055 vtxd0nedgb 29574 fusgrregdegfi 29655 rusgr1vtxlem 29673 uspgr2wlkeq 29731 wlkdlem4 29769 lfgriswlk 29772 frgrreg 30481 frgrregord013 30482 friendshipgt3 30485 ocsh 31371 spanuni 31632 riesz4i 32151 leopadd 32220 leoptri 32224 leoptr 32225 inpr0 32619 disjunsn 32681 voliune 34407 volfiniune 34408 eulerpartlemr 34552 eulerpartlemn 34559 nummin 35270 fmlasucdisj 35615 wzel 36038 neibastop1 36575 numiunnum 36686 phpreu 37855 ptrecube 37871 poimirlem23 37894 poimirlem27 37898 ovoliunnfl 37913 voliunnfl 37915 volsupnfl 37916 itg2addnc 37925 inixp 37979 rngoueqz 38191 intidl 38280 pclclN 40267 tendoeq2 41150 deg1gprod 42510 mzpincl 43091 lerabdioph 43162 ltrabdioph 43165 nerabdioph 43166 dvdsrabdioph 43167 dford3lem1 43383 gneispace 44490 ssrabf 45473 r19.28zf 45518 climxrre 46108 stoweidlem7 46365 stoweidlem54 46412 dirkercncflem3 46463 ply1mulgsumlem1 48746 ldepsnlinclem1 48865 ldepsnlinclem2 48866 iinxp 49190 nelsubc2 49428 |
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