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| Mirrors > Home > MPE Home > Th. List > rexlimivv | Structured version Visualization version GIF version | ||
| Description: Inference from Theorem 19.23 of [Margaris] p. 90 (restricted quantifier version). (Contributed by NM, 17-Feb-2004.) |
| Ref | Expression |
|---|---|
| rexlimivv.1 | ⊢ ((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) → (𝜑 → 𝜓)) |
| Ref | Expression |
|---|---|
| rexlimivv | ⊢ (∃𝑥 ∈ 𝐴 ∃𝑦 ∈ 𝐵 𝜑 → 𝜓) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rexlimivv.1 | . . 3 ⊢ ((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) → (𝜑 → 𝜓)) | |
| 2 | 1 | rexlimdva 3163 | . 2 ⊢ (𝑥 ∈ 𝐴 → (∃𝑦 ∈ 𝐵 𝜑 → 𝜓)) |
| 3 | 2 | rexlimiv 3156 | 1 ⊢ (∃𝑥 ∈ 𝐴 ∃𝑦 ∈ 𝐵 𝜑 → 𝜓) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∈ wcel 2144 ∃wrex 3086 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1812 df-rex 3087 |
| This theorem is used by: r19.29vva 3222 2reu5 3715 2reu4 4479 opelxp 5687 elinxp 6010 reuop 6299 opiota 8074 f1o2ndf1 8139 poseq 8181 soseq 8182 tfrlem5 8394 xpdom2 9098 unxpdomlem3 9256 elfiun 9429 ttrcltr 9724 xpnum 10039 kmlem9 10244 nqereu 11021 distrlem5pr 11119 mulrid 11313 1re 11315 mul02 11495 cnegex 11498 recex 11955 creur 12321 creui 12322 cju 12323 elz2 12718 zaddcl 12743 qre 13087 qaddcl 13100 qnegcl 13101 qmulcl 13102 qreccl 13104 elpqb 13111 hash2prd 14627 elss2prb 14640 fundmge2nop0 14654 s3rex 15110 wrdl3s3 15124 replim 15292 prodmo 16112 odd2np1 16520 opoe 16542 omoe 16543 opeo 16544 omeo 16545 qredeu 16842 pythagtriplem1 17003 pcz 17068 4sqlem1 17135 4sqlem2 17136 4sqlem4 17139 mul4sq 17141 pmtr3ncom 19698 efgmnvl 19937 efgrelexlema 19972 ring1ne0 20539 pzriprnglem8 21803 txuni2 23893 tx2ndc 23979 blssioo 25123 tgioo 25124 ioorf 25903 ioorinv 25906 ioorcl 25907 dyaddisj 25926 mbfid 25965 elply 26522 vmacl 27454 efvmacl 27456 vmalelog 27541 2sqlem2 27754 mul2sq 27755 2sqlem7 27760 2sqnn0 27774 2sqreultblem 27784 pntibnd 27929 ostth 27975 cutsf 28187 zaddscl 28789 zmulscld 28792 elzn0s 28793 eln0zs 28795 zseo 28817 elz12s 28867 z12no 28871 z12addscl 28872 z12shalf 28875 z12zsodd 28877 z12bdaylem 28879 bdayfinlem 28881 remulscllem1 28895 legval 29056 upgredgpr 29729 nbgr2vtx1edg 29940 cusgredg 30014 usgredgsscusgredg 30049 wwlksnwwlksnon 30513 n4cyclfrgr 30901 vdgn1frgrv2 30906 friendshipgt3 31008 lpni 31091 nsnlplig 31092 nsnlpligALT 31093 n0lpligALT 31095 ipasslem5 31446 ipasslem11 31451 hhssnv 31875 shscli 31928 shsleji 31981 shsidmi 31995 spansncvi 32263 superpos 32965 chirredi 33005 mdsymlem6 33019 rnmposs 33318 1fldgenq 33934 ccfldextdgrr 34354 cnre2csqima 34593 dya2icobrsiga 34958 dya2iocnrect 34963 dya2iocucvr 34966 sxbrsigalem2 34968 afsval 35353 karddom 35889 kardsdom 35890 kardexen 35891 satfv0 36213 satfrnmapom 36225 satfv0fun 36226 satf00 36229 sat1el2xp 36234 fmla0xp 36238 fmla1 36242 msubco 36386 elaltxp 36836 altxpsspw 36838 funtransport 36892 funray 37001 funline 37003 ellines 37013 linethru 37014 icoreresf 38384 icoreclin 38389 relowlssretop 38395 relowlpssretop 38396 itg2addnc 38701 isline 40905 sn-it0e0 43576 sn-mullid 43596 sn-0tie0 43624 sn-mul02 43625 mzpcompact2lem 43871 sprvalpw 48670 sprvalpwn0 48673 prsprel 48677 prpair 48691 prprvalpw 48705 reuopreuprim 48716 nnsum3primesgbe 48998 nnsum4primesodd 49002 nnsum4primesoddALTV 49003 tgblthelfgott 49021 grtrif1o 49148 grtrissvtx 49150 gpgvtxel2 49254 pgn4cyclex 49332 nnpw2pb 49807 2arymaptf1 49873 |
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