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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 3074 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → ∀𝑥 ∈ 𝐴 𝜑) |
| 3 | simpr 484 | . . . 4 ⊢ ((𝜑 ∧ 𝜓) → 𝜓) | |
| 4 | 3 | ralimi 3074 | . . 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 3076 | . . 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 3051 |
| 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 3052 |
| This theorem is referenced by: r19.26-3 3098 ralbiim 3099 2ralbiim 3116 r19.26-2 3122 r19.27v 3166 r19.28v 3168 reu8 3679 ssrab 4011 r19.28z 4442 r19.27z 4450 ralnralall 4453 2reu4lem 4463 2ralunsn 4838 iuneq2 4953 disjxun 5083 triin 5209 asymref2 6080 cnvpo 6251 dfpo2 6260 fncnv 6571 fnres 6625 mptfnf 6633 fnopabg 6635 mpteqb 6967 eqfnfv3 6985 fvn0ssdmfun 7026 caoftrn 7672 poseq 8108 wfr3g 8269 iiner 8736 ixpeq2 8859 ixpin 8871 ixpfi2 9260 wemaplem2 9462 frr3g 9680 dfac5 10051 kmlem6 10078 eltsk2g 10674 intgru 10737 axgroth6 10751 fsequb 13937 rexanuz 15308 rexanre 15309 cau3lem 15317 rlimcn3 15552 o1of2 15575 o1rlimmul 15581 climbdd 15634 sqrt2irr 16216 gcdcllem1 16468 pc11 16851 prmreclem2 16888 catpropd 17675 issubc3 17816 fucinv 17943 ispos2 18281 issubg3 19120 issubg4 19121 pmtrdifwrdel2 19461 ringsrg 20278 iunocv 21661 cply1mul 22261 scmatf1 22496 cpmatsubgpmat 22685 tgval2 22921 1stcelcls 23426 ptclsg 23580 ptcnplem 23586 fbun 23805 txflf 23971 ucncn 24249 prdsmet 24335 metequiv 24474 metequiv2 24475 ncvsi 25118 iscau4 25246 cmetcaulem 25255 evthicc2 25427 ismbfcn 25596 mbfi1flimlem 25689 rolle 25957 itgsubst 26016 plydivex 26263 ulmcaulem 26359 ulmcau 26360 ulmbdd 26363 ulmcn 26364 mumullem2 27143 2sqlem6 27386 oldfib 28369 tgcgr4 28599 axpasch 29010 axeuclid 29032 axcontlem2 29034 axcontlem4 29036 axcontlem7 29039 vtxd0nedgb 29557 fusgrregdegfi 29638 rusgr1vtxlem 29656 uspgr2wlkeq 29714 wlkdlem4 29752 lfgriswlk 29755 frgrreg 30464 frgrregord013 30465 friendshipgt3 30468 ocsh 31354 spanuni 31615 riesz4i 32134 leopadd 32203 leoptri 32207 leoptr 32208 inpr0 32602 disjunsn 32664 voliune 34373 volfiniune 34374 eulerpartlemr 34518 eulerpartlemn 34525 nummin 35236 fmlasucdisj 35581 wzel 36004 neibastop1 36541 numiunnum 36652 phpreu 37925 ptrecube 37941 poimirlem23 37964 poimirlem27 37968 ovoliunnfl 37983 voliunnfl 37985 volsupnfl 37986 itg2addnc 37995 inixp 38049 rngoueqz 38261 intidl 38350 pclclN 40337 tendoeq2 41220 deg1gprod 42579 mzpincl 43166 lerabdioph 43233 ltrabdioph 43236 nerabdioph 43237 dvdsrabdioph 43238 dford3lem1 43454 gneispace 44561 ssrabf 45544 r19.28zf 45589 climxrre 46178 stoweidlem7 46435 stoweidlem54 46482 dirkercncflem3 46533 ply1mulgsumlem1 48862 ldepsnlinclem1 48981 ldepsnlinclem2 48982 iinxp 49306 nelsubc2 49544 |
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