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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 482 | . . . 4 ⊢ ((𝜑 ∧ 𝜓) → 𝜑) | |
| 2 | 1 | ralimi 3071 | . . 3 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 ∧ 𝜓) → ∀𝑥 ∈ 𝐴 𝜑) |
| 3 | simpr 484 | . . . 4 ⊢ ((𝜑 ∧ 𝜓) → 𝜓) | |
| 4 | 3 | ralimi 3071 | . . 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 3073 | . . 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 3049 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-ral 3050 |
| This theorem is referenced by: r19.26-3 3095 ralbiim 3096 2ralbiim 3113 r19.26-2 3119 r19.27v 3163 r19.28v 3165 reu8 3689 ssrab 4021 r19.28z 4453 r19.27z 4461 ralnralall 4464 2reu4lem 4474 2ralunsn 4849 iuneq2 4964 disjxun 5094 triin 5219 asymref2 6072 cnvpo 6243 dfpo2 6252 fncnv 6563 fnres 6617 mptfnf 6625 fnopabg 6627 mpteqb 6958 eqfnfv3 6976 fvn0ssdmfun 7017 caoftrn 7661 poseq 8098 wfr3g 8259 iiner 8724 ixpeq2 8847 ixpin 8859 ixpfi2 9248 wemaplem2 9450 frr3g 9666 dfac5 10037 kmlem6 10064 eltsk2g 10660 intgru 10723 axgroth6 10737 fsequb 13896 rexanuz 15267 rexanre 15268 cau3lem 15276 rlimcn3 15511 o1of2 15534 o1rlimmul 15540 climbdd 15593 sqrt2irr 16172 gcdcllem1 16424 pc11 16806 prmreclem2 16843 catpropd 17630 issubc3 17771 fucinv 17898 ispos2 18236 issubg3 19072 issubg4 19073 pmtrdifwrdel2 19413 ringsrg 20230 iunocv 21634 cply1mul 22238 scmatf1 22473 cpmatsubgpmat 22662 tgval2 22898 1stcelcls 23403 ptclsg 23557 ptcnplem 23563 fbun 23782 txflf 23948 ucncn 24226 prdsmet 24312 metequiv 24451 metequiv2 24452 ncvsi 25105 iscau4 25233 cmetcaulem 25242 evthicc2 25415 ismbfcn 25584 mbfi1flimlem 25677 rolle 25948 itgsubst 26010 plydivex 26259 ulmcaulem 26357 ulmcau 26358 ulmbdd 26361 ulmcn 26362 mumullem2 27144 2sqlem6 27388 oldfib 28335 tgcgr4 28552 axpasch 28963 axeuclid 28985 axcontlem2 28987 axcontlem4 28989 axcontlem7 28992 vtxd0nedgb 29511 fusgrregdegfi 29592 rusgr1vtxlem 29610 uspgr2wlkeq 29668 wlkdlem4 29706 lfgriswlk 29709 frgrreg 30418 frgrregord013 30419 friendshipgt3 30422 ocsh 31307 spanuni 31568 riesz4i 32087 leopadd 32156 leoptri 32160 leoptr 32161 inpr0 32556 disjunsn 32618 voliune 34335 volfiniune 34336 eulerpartlemr 34480 eulerpartlemn 34487 nummin 35198 fmlasucdisj 35542 wzel 35965 neibastop1 36502 numiunnum 36613 phpreu 37744 ptrecube 37760 poimirlem23 37783 poimirlem27 37787 ovoliunnfl 37802 voliunnfl 37804 volsupnfl 37805 itg2addnc 37814 inixp 37868 rngoueqz 38080 intidl 38169 pclclN 40090 tendoeq2 40973 deg1gprod 42333 mzpincl 42918 lerabdioph 42989 ltrabdioph 42992 nerabdioph 42993 dvdsrabdioph 42994 dford3lem1 43210 gneispace 44317 ssrabf 45300 r19.28zf 45345 climxrre 45936 stoweidlem7 46193 stoweidlem54 46240 dirkercncflem3 46291 ply1mulgsumlem1 48574 ldepsnlinclem1 48693 ldepsnlinclem2 48694 iinxp 49018 nelsubc2 49256 |
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