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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 1900. (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 487 | . . . 4 ⊢ ((𝜑 ∧ 𝜓) → 𝜑) | |
| 2 | 1 | ralimi 3102 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → ∀𝑥 ∈ 𝐴 𝜑) |
| 3 | simpr 489 | . . . 4 ⊢ ((𝜑 ∧ 𝜓) → 𝜓) | |
| 4 | 3 | ralimi 3102 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → ∀𝑥 ∈ 𝐴 𝜓) |
| 5 | 2, 4 | jca 520 | . 2 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → (∀𝑥 ∈ 𝐴 𝜑 ∧ ∀𝑥 ∈ 𝐴 𝜓)) |
| 6 | pm3.2 474 | . . . 4 ⊢ (𝜑 → (𝜓 → (𝜑 ∧ 𝜓))) | |
| 7 | 6 | ral2imi 3104 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 𝜑 → (∀𝑥 ∈ 𝐴 𝜓 → ∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓))) |
| 8 | 7 | imp 411 | . 2 ⊢ ((∀𝑥 ∈ 𝐴 𝜑 ∧ ∀𝑥 ∈ 𝐴 𝜓) → ∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓)) |
| 9 | 5, 8 | impbii 212 | 1 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) ↔ (∀𝑥 ∈ 𝐴 𝜑 ∧ ∀𝑥 ∈ 𝐴 𝜓)) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 209 ∧ wa 400 ∀wral 3079 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-ral 3080 |
| This theorem is referenced by: r19.26-3 3126 ralbiim 3127 2ralbiim 3144 r19.26-2 3150 r19.27v 3194 r19.28v 3196 reu8 3696 ssrab 4025 r19.28z 4463 r19.27z 4471 ralnralall 4474 2reu4lem 4484 2ralunsn 4860 iuneq2 4976 disjxun 5107 triin 5235 asymref2 6117 cnvpo 6288 dfpo2 6297 fncnv 6609 fnres 6662 mptfnf 6670 fnopabg 6672 mpteqb 7009 eqfnfv3 7027 fvn0ssdmfun 7069 caoftrn 7715 poseq 8150 wfr3g 8312 iiner 8783 ixpeq2 8905 ixpin 8917 ixpfi2 9303 wemaplem2 9505 frr3g 9724 dfac5 10108 kmlem6 10135 eltsk2g 10731 intgru 10794 axgroth6 10808 fsequb 14007 rexanuz 15393 rexanre 15394 cau3lem 15402 rlimcn3 15637 o1of2 15660 o1rlimmul 15666 climbdd 15719 sqrt2irr 16300 gcdcllem1 16552 pc11 16935 prmreclem2 16972 catpropd 17760 issubc3 17901 fucinv 18028 ispos2 18366 issubg3 19206 issubg4 19207 pmtrdifwrdel2 19551 ringsrg 20376 iunocv 21831 cply1mul 22456 scmatf1 22688 cpmatsubgpmat 22877 tgval2 23113 1stcelcls 23618 ptclsg 23772 ptcnplem 23778 fbun 23997 txflf 24163 ucncn 24441 prdsmet 24527 metequiv 24666 metequiv2 24667 ncvsi 25310 iscau4 25438 cmetcaulem 25447 evthicc2 25619 ismbfcn 25788 mbfi1flimlem 25881 rolle 26149 itgsubst 26208 plydivex 26458 ulmcaulem 26557 ulmcau 26558 ulmbdd 26561 ulmcn 26562 mumullem2 27344 2sqlem6 27587 oldfib 28570 tgcgr4 28800 axpasch 29291 axeuclid 29313 axcontlem2 29315 axcontlem4 29317 axcontlem7 29320 vtxd0nedgb 29838 fusgrregdegfi 29919 rusgr1vtxlem 29937 uspgr2wlkeq 29995 wlkdlem4 30033 lfgriswlk 30036 frgrreg 30745 frgrregord013 30746 friendshipgt3 30749 ocsh 31635 spanuni 31896 riesz4i 32415 leopadd 32484 leoptri 32488 leoptr 32489 inpr0 32878 disjunsn 32939 voliune 34619 volfiniune 34620 eulerpartlemr 34764 eulerpartlemn 34771 nummin 35484 fmlasucdisj 35891 wzel 36314 neibastop1 36870 numiunnum 36981 phpreu 38255 ptrecube 38271 poimirlem23 38294 poimirlem27 38298 ovoliunnfl 38313 voliunnfl 38315 volsupnfl 38316 itg2addnc 38325 inixp 38379 rngoueqz 38591 intidl 38680 pclclN 40665 tendoeq2 41548 deg1gprod 42907 mzpincl 43465 lerabdioph 43532 ltrabdioph 43535 nerabdioph 43536 dvdsrabdioph 43537 dford3lem1 43753 gneispace 44860 ssrabf 45832 r19.28zf 45877 climxrre 46464 stoweidlem7 46721 stoweidlem54 46768 dirkercncflem3 46819 ply1mulgsumlem1 49166 ldepsnlinclem1 49285 ldepsnlinclem2 49286 iinxp 49609 nelsubc2 49847 |
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