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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 486 | . . . 4 ⊢ ((𝜑 ∧ 𝜓) → 𝜑) | |
2 | 1 | ralimi 3128 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → ∀𝑥 ∈ 𝐴 𝜑) |
3 | simpr 488 | . . . 4 ⊢ ((𝜑 ∧ 𝜓) → 𝜓) | |
4 | 3 | ralimi 3128 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → ∀𝑥 ∈ 𝐴 𝜓) |
5 | 2, 4 | jca 515 | . 2 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → (∀𝑥 ∈ 𝐴 𝜑 ∧ ∀𝑥 ∈ 𝐴 𝜓)) |
6 | pm3.2 473 | . . . 4 ⊢ (𝜑 → (𝜓 → (𝜑 ∧ 𝜓))) | |
7 | 6 | ral2imi 3124 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 𝜑 → (∀𝑥 ∈ 𝐴 𝜓 → ∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓))) |
8 | 7 | imp 410 | . 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 399 ∀wral 3106 |
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 210 df-an 400 df-ral 3111 |
This theorem is referenced by: r19.26-2 3138 r19.26-3 3139 ralbiim 3141 r19.27v 3151 r19.28v 3152 reu8 3672 ssrab 4000 r19.28z 4401 r19.27z 4408 ralnralall 4416 2reu4lem 4423 2ralunsn 4787 iuneq2 4900 disjxun 5028 triin 5151 asymref2 5944 cnvpo 6106 fncnv 6397 fnres 6446 mptfnf 6455 fnopabg 6457 mpteqb 6764 eqfnfv3 6781 fvn0ssdmfun 6819 caoftrn 7424 wfr3g 7936 iiner 8352 ixpeq2 8458 ixpin 8470 ixpfi2 8806 wemaplem2 8995 dfac5 9539 kmlem6 9566 eltsk2g 10162 intgru 10225 axgroth6 10239 fsequb 13338 rexanuz 14697 rexanre 14698 cau3lem 14706 rlimcn2 14939 o1of2 14961 o1rlimmul 14967 climbdd 15020 sqrt2irr 15594 gcdcllem1 15838 pc11 16206 prmreclem2 16243 catpropd 16971 issubc3 17111 fucinv 17235 ispos2 17550 issubg3 18289 issubg4 18290 pmtrdifwrdel2 18606 ringsrg 19335 iunocv 20370 cply1mul 20923 scmatf1 21136 cpmatsubgpmat 21325 tgval2 21561 1stcelcls 22066 ptclsg 22220 ptcnplem 22226 fbun 22445 txflf 22611 ucncn 22891 prdsmet 22977 metequiv 23116 metequiv2 23117 ncvsi 23756 iscau4 23883 cmetcaulem 23892 evthicc2 24064 ismbfcn 24233 mbfi1flimlem 24326 rolle 24593 itgsubst 24652 plydivex 24893 ulmcaulem 24989 ulmcau 24990 ulmbdd 24993 ulmcn 24994 mumullem2 25765 2sqlem6 26007 tgcgr4 26325 axpasch 26735 axeuclid 26757 axcontlem2 26759 axcontlem4 26761 axcontlem7 26764 vtxd0nedgb 27278 fusgrregdegfi 27359 rusgr1vtxlem 27377 uspgr2wlkeq 27435 wlkdlem4 27475 lfgriswlk 27478 frgrreg 28179 frgrregord013 28180 friendshipgt3 28183 ocsh 29066 spanuni 29327 riesz4i 29846 leopadd 29915 leoptri 29919 leoptr 29920 inpr0 30304 disjunsn 30357 voliune 31598 volfiniune 31599 eulerpartlemr 31742 eulerpartlemn 31749 nummin 32474 fmlasucdisj 32759 dfpo2 33104 poseq 33208 wzel 33224 frr3g 33234 ssltun2 33383 neibastop1 33820 phpreu 35041 ptrecube 35057 poimirlem23 35080 poimirlem27 35084 ovoliunnfl 35099 voliunnfl 35101 volsupnfl 35102 itg2addnc 35111 inixp 35166 rngoueqz 35378 intidl 35467 pclclN 37187 tendoeq2 38070 mzpincl 39675 lerabdioph 39746 ltrabdioph 39749 nerabdioph 39750 dvdsrabdioph 39751 dford3lem1 39967 gneispace 40837 ssrabf 41750 climxrre 42392 stoweidlem7 42649 stoweidlem54 42696 dirkercncflem3 42747 2ralbiim 43660 ply1mulgsumlem1 44794 ldepsnlinclem1 44914 ldepsnlinclem2 44915 |
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