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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 1890. (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 3099 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → ∀𝑥 ∈ 𝐴 𝜑) |
| 3 | simpr 488 | . . . 4 ⊢ ((𝜑 ∧ 𝜓) → 𝜓) | |
| 4 | 3 | ralimi 3099 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → ∀𝑥 ∈ 𝐴 𝜓) |
| 5 | 2, 4 | jca 519 | . 2 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → (∀𝑥 ∈ 𝐴 𝜑 ∧ ∀𝑥 ∈ 𝐴 𝜓)) |
| 6 | pm3.2 473 | . . . 4 ⊢ (𝜑 → (𝜓 → (𝜑 ∧ 𝜓))) | |
| 7 | 6 | ral2imi 3101 | . . 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 211 | 1 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) ↔ (∀𝑥 ∈ 𝐴 𝜑 ∧ ∀𝑥 ∈ 𝐴 𝜓)) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 208 ∧ wa 399 ∀wral 3076 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1815 ax-4 1829 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-ral 3077 |
| This theorem is referenced by: r19.26-3 3123 ralbiim 3124 2ralbiim 3141 r19.26-2 3147 r19.27v 3191 r19.28v 3193 reu8 3696 ssrab 4024 r19.28z 4456 r19.27z 4464 ralnralall 4467 2reu4lem 4477 2ralunsn 4853 iuneq2 4969 disjxun 5098 triin 5224 asymref2 6104 cnvpo 6274 dfpo2 6283 fncnv 6594 fnres 6648 mptfnf 6656 fnopabg 6658 mpteqb 6995 eqfnfv3 7013 fvn0ssdmfun 7055 caoftrn 7701 poseq 8138 wfr3g 8300 iiner 8771 ixpeq2 8893 ixpin 8905 ixpfi2 9293 wemaplem2 9495 frr3g 9714 dfac5 10085 kmlem6 10112 eltsk2g 10709 intgru 10772 axgroth6 10786 fsequb 13988 rexanuz 15373 rexanre 15374 cau3lem 15382 rlimcn3 15617 o1of2 15640 o1rlimmul 15646 climbdd 15699 sqrt2irr 16281 gcdcllem1 16533 pc11 16916 prmreclem2 16953 catpropd 17741 issubc3 17882 fucinv 18009 ispos2 18347 issubg3 19186 issubg4 19187 pmtrdifwrdel2 19526 ringsrg 20347 iunocv 21733 cply1mul 22359 scmatf1 22591 cpmatsubgpmat 22780 tgval2 23016 1stcelcls 23521 ptclsg 23675 ptcnplem 23681 fbun 23900 txflf 24066 ucncn 24344 prdsmet 24430 metequiv 24569 metequiv2 24570 ncvsi 25213 iscau4 25341 cmetcaulem 25350 evthicc2 25522 ismbfcn 25691 mbfi1flimlem 25784 rolle 26052 itgsubst 26111 plydivex 26361 ulmcaulem 26457 ulmcau 26458 ulmbdd 26461 ulmcn 26462 mumullem2 27244 2sqlem6 27487 oldfib 28470 tgcgr4 28700 axpasch 29142 axeuclid 29164 axcontlem2 29166 axcontlem4 29168 axcontlem7 29171 vtxd0nedgb 29689 fusgrregdegfi 29770 rusgr1vtxlem 29788 uspgr2wlkeq 29846 wlkdlem4 29884 lfgriswlk 29887 frgrreg 30596 frgrregord013 30597 friendshipgt3 30600 ocsh 31486 spanuni 31747 riesz4i 32266 leopadd 32335 leoptri 32339 leoptr 32340 inpr0 32731 disjunsn 32794 voliune 34526 volfiniune 34527 eulerpartlemr 34671 eulerpartlemn 34678 nummin 35389 fmlasucdisj 35749 wzel 36172 neibastop1 36719 numiunnum 36830 phpreu 38103 ptrecube 38119 poimirlem23 38142 poimirlem27 38146 ovoliunnfl 38161 voliunnfl 38163 volsupnfl 38164 itg2addnc 38173 inixp 38227 rngoueqz 38439 intidl 38528 pclclN 40515 tendoeq2 41398 deg1gprod 42757 mzpincl 43315 lerabdioph 43382 ltrabdioph 43385 nerabdioph 43386 dvdsrabdioph 43387 dford3lem1 43603 gneispace 44710 ssrabf 45692 r19.28zf 45737 climxrre 46324 stoweidlem7 46581 stoweidlem54 46628 dirkercncflem3 46679 ply1mulgsumlem1 49008 ldepsnlinclem1 49127 ldepsnlinclem2 49128 iinxp 49452 nelsubc2 49690 |
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