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| Mirrors > Home > MPE Home > Th. List > reeanv | Structured version Visualization version GIF version | ||
| Description: Rearrange restricted existential quantifiers. (Contributed by NM, 9-May-1999.) |
| Ref | Expression |
|---|---|
| reeanv | ⊢ (∃𝑥 ∈ 𝐴 ∃𝑦 ∈ 𝐵 (𝜑 ∧ 𝜓) ↔ (∃𝑥 ∈ 𝐴 𝜑 ∧ ∃𝑦 ∈ 𝐵 𝜓)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | exdistrv 1988 | . 2 ⊢ (∃𝑥∃𝑦((𝑥 ∈ 𝐴 ∧ 𝜑) ∧ (𝑦 ∈ 𝐵 ∧ 𝜓)) ↔ (∃𝑥(𝑥 ∈ 𝐴 ∧ 𝜑) ∧ ∃𝑦(𝑦 ∈ 𝐵 ∧ 𝜓))) | |
| 2 | 1 | reeanlem 3234 | 1 ⊢ (∃𝑥 ∈ 𝐴 ∃𝑦 ∈ 𝐵 (𝜑 ∧ 𝜓) ↔ (∃𝑥 ∈ 𝐴 𝜑 ∧ ∃𝑦 ∈ 𝐵 𝜓)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ↔ wb 209 ∧ wa 401 ∈ wcel 2145 ∃wrex 3087 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-ral 3078 df-rex 3088 |
| This theorem is used by: 3reeanv 3236 2reu4lem 4479 disjxiun 5100 fliftfun 7320 poseq 8175 soseq 8176 frrlem9 8312 tfrlem5 8387 uniinqs 8818 eroveu 8833 erovlem 8834 xpf1o 9158 unxpdomlem3 9249 finsschain 9348 dffi3 9423 ttrcltr 9717 rankxplim3 9898 xpnum 10032 kmlem9 10237 sornom 10355 fpwwe2lem11 10726 cnegex 11491 zaddcl 12736 rexanre 15514 o1lo1 15704 o1co 15753 rlimcn3 15757 o1of2 15780 lo1add 15794 lo1mul 15795 summo 15883 ntrivcvgmul 16071 prodmolem2 16102 prodmo 16103 dvds2lem 16438 odd2np1 16511 opoe 16533 omoe 16534 opeo 16535 omeo 16536 bezoutlem4 16715 gcddiv 16724 divgcdcoprmex 16841 pcqmul 17031 pcadd 17067 mul4sq 17132 4sqlem12 17134 prmgaplem7 17235 cyccom 19418 gaorber 19522 psgneu 19720 lsmsubm 19867 pj1eu 19910 efgredlem 19961 efgrelexlemb 19964 qusabl 20079 dprdsubg 20240 dvdsrtr 20598 unitgrp 20613 crngrhmfo 20726 lss1d 21238 lsmspsn 21359 lspsolvlem 21420 lbsextlem2 21437 znfld 21866 cygznlem3 21875 psgnghm 21886 tgcl 23287 restbas 23476 ordtbas2 23509 uncmp 23721 txuni2 23884 txbas 23886 ptbasin 23896 txcnp 23939 txlly 23955 txnlly 23956 tx1stc 23969 tx2ndc 23970 fbasrn 24203 rnelfmlem 24271 fmfnfmlem3 24275 txflf 24325 qustgplem 24440 trust 24548 utoptop 24553 fmucndlem 24609 blin2 24748 metustto 24872 tgqioo 25119 minveclem3b 25749 pmltpc 25771 evthicc2 25781 ovolunlem2 25819 dyaddisj 25917 rolle 26310 dvcvx 26340 itgsubst 26369 plyadd 26536 plymul 26537 coeeu 26544 aalioulem6 26664 dchrptlem2 27592 lgsdchr 27682 mul2sq 27746 2sqlem5 27749 pntibnd 27920 pntlemp 27937 nosupprefixmo 28057 noinfprefixmo 28058 addsproplem2 28356 negsproplem2 28415 mulsuniflem 28535 precsexlem10 28602 zaddscl 28780 zmulscld 28783 zseo 28808 z12addscl 28863 recut 28880 readdscl 28885 remulscl 28888 cgraswap 29327 cgracom 29329 cgratr 29330 flatcgra 29332 dfcgra2 29338 acopyeu 29342 ax5seg 29516 axpasch 29519 axeuclid 29541 axcontlem4 29545 axcontlem9 29550 uhgr2edg 29789 2pthon3v 30532 pjhthmo 31904 superpos 32956 chirredi 32996 cdjreui 33034 cdj3i 33043 xrofsup 33359 archiabllem2c 33756 ccfldextdgrr 34304 ordtconnlem1 34556 dya2iocnrect 34913 txpconn 35997 cvmlift2lem10 36077 cvmlift3lem7 36090 msubco 36296 mclsppslem 36348 altopelaltxp 36741 funtransport 36796 btwnconn1lem13 36864 btwnconn1lem14 36865 segletr 36879 segleantisym 36880 funray 36905 funline 36907 tailfb 37165 mblfinlem3 38577 ismblfin 38579 itg2addnc 38592 ftc1anclem6 38616 heibor1lem 38743 crngohomfo 38940 ispridlc 39004 prter1 39936 hl2at 40462 cdlemn11pre 42267 dihord2pre 42282 dihord4 42315 dihmeetlem20N 42383 mapdpglem32 42762 diophin 43782 diophun 43783 iunrelexpuztr 44718 mullimc 46627 mullimcf 46634 addlimc 46657 fourierdlem42 47158 fourierdlem80 47195 sge0resplit 47415 hoiqssbllem3 47633 |
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