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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 3233 | 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 3086 |
| 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 3077 df-rex 3087 |
| This theorem is used by: 3reeanv 3235 2reu4lem 4479 disjxiun 5100 fliftfun 7314 poseq 8157 soseq 8158 frrlem9 8294 tfrlem5 8369 uniinqs 8800 eroveu 8815 erovlem 8816 xpf1o 9140 unxpdomlem3 9231 finsschain 9329 dffi3 9404 ttrcltr 9698 rankxplim3 9866 xpnum 9959 kmlem9 10164 sornom 10282 fpwwe2lem11 10653 cnegex 11418 zaddcl 12661 rexanre 15437 o1lo1 15627 o1co 15676 rlimcn3 15680 o1of2 15703 lo1add 15717 lo1mul 15718 summo 15806 ntrivcvgmul 15994 prodmolem2 16025 prodmo 16026 dvds2lem 16361 odd2np1 16434 opoe 16456 omoe 16457 opeo 16458 omeo 16459 bezoutlem4 16635 gcddiv 16644 divgcdcoprmex 16759 pcqmul 16948 pcadd 16984 mul4sq 17049 4sqlem12 17051 prmgaplem7 17152 cyccom 19334 gaorber 19438 psgneu 19636 lsmsubm 19783 pj1eu 19826 efgredlem 19877 efgrelexlemb 19880 qusabl 19995 dprdsubg 20156 dvdsrtr 20512 unitgrp 20527 crngrhmfo 20640 lss1d 21150 lsmspsn 21271 lspsolvlem 21332 lbsextlem2 21349 znfld 21776 cygznlem3 21785 psgnghm 21796 tgcl 23197 restbas 23386 ordtbas2 23419 uncmp 23631 txuni2 23794 txbas 23796 ptbasin 23806 txcnp 23849 txlly 23865 txnlly 23866 tx1stc 23879 tx2ndc 23880 fbasrn 24113 rnelfmlem 24181 fmfnfmlem3 24185 txflf 24235 qustgplem 24350 trust 24458 utoptop 24463 fmucndlem 24519 blin2 24658 metustto 24782 tgqioo 25029 minveclem3b 25659 pmltpc 25681 evthicc2 25691 ovolunlem2 25729 dyaddisj 25827 rolle 26220 dvcvx 26250 itgsubst 26279 plyadd 26446 plymul 26447 coeeu 26454 aalioulem6 26576 dchrptlem2 27504 lgsdchr 27594 mul2sq 27658 2sqlem5 27661 pntibnd 27832 pntlemp 27849 nosupprefixmo 27939 noinfprefixmo 27940 addsproplem2 28238 negsproplem2 28297 mulsuniflem 28417 precsexlem10 28484 zaddscl 28662 zmulscld 28665 zseo 28690 z12addscl 28745 recut 28762 readdscl 28767 remulscl 28770 cgraswap 29209 cgracom 29211 cgratr 29212 flatcgra 29214 dfcgra2 29220 acopyeu 29224 ax5seg 29398 axpasch 29401 axeuclid 29423 axcontlem4 29427 axcontlem9 29432 uhgr2edg 29671 2pthon3v 30414 pjhthmo 31786 superpos 32838 chirredi 32878 cdjreui 32916 cdj3i 32925 xrofsup 33241 archiabllem2c 33638 ccfldextdgrr 34185 ordtconnlem1 34437 dya2iocnrect 34795 txpconn 35814 cvmlift2lem10 35894 cvmlift3lem7 35907 msubco 36113 mclsppslem 36165 altopelaltxp 36559 funtransport 36614 btwnconn1lem13 36682 btwnconn1lem14 36683 segletr 36697 segleantisym 36698 funray 36723 funline 36725 tailfb 36999 mblfinlem3 38411 ismblfin 38413 itg2addnc 38426 ftc1anclem6 38450 heibor1lem 38562 crngohomfo 38759 ispridlc 38823 prter1 39755 hl2at 40281 cdlemn11pre 42086 dihord2pre 42101 dihord4 42134 dihmeetlem20N 42202 mapdpglem32 42581 diophin 43620 diophun 43621 iunrelexpuztr 44562 mullimc 46449 mullimcf 46456 addlimc 46479 fourierdlem42 46980 fourierdlem80 47017 sge0resplit 47237 hoiqssbllem3 47455 |
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