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| Mirrors > Home > MPE Home > Th. List > exlimivv | Structured version Visualization version GIF version | ||
| Description: Inference form of Theorem 19.23 of [Margaris] p. 90, see 19.23 2251. (Contributed by NM, 1-Aug-1995.) |
| Ref | Expression |
|---|---|
| exlimivv.1 | ⊢ (𝜑 → 𝜓) |
| Ref | Expression |
|---|---|
| exlimivv | ⊢ (∃𝑥∃𝑦𝜑 → 𝜓) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | exlimivv.1 | . . 3 ⊢ (𝜑 → 𝜓) | |
| 2 | 1 | exlimiv 1965 | . 2 ⊢ (∃𝑦𝜑 → 𝜓) |
| 3 | 2 | exlimiv 1965 | 1 ⊢ (∃𝑥∃𝑦𝜑 → 𝜓) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∃wex 1812 |
| 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 1945 |
| This proof depends on definitions: df-bi 210 df-ex 1813 |
| This theorem is used by: cgsex2g 3499 cgsex4g 3500 opabss 5175 dtruALT2 5339 exneq 5411 copsexgw 5467 copsexgwOLD 5468 copsexg 5469 cotsexgw 5470 elopab 5508 0nelelxp 5693 elvvuni 5736 optocl 5753 optoclOLD 5754 relopabi 5809 relopabiALT 5811 relop 5838 elreldm 5929 xpnz 6168 xpdifid 6177 xpdifcnvepel 6178 dfco2a 6266 unielrel 6300 unixp0 6310 funsndifnop 7187 fmptsng 7204 oprabidw 7482 oprabid 7483 oprabv 7511 1stval2 8052 2ndval2 8053 1st2val 8063 2nd2val 8064 xp1st 8067 xp2nd 8068 frxp 8175 poxp 8177 soxp 8178 rntpos 8294 dftpos4 8300 tpostpos 8301 frrlem4 8345 tfrlem7 8429 ener 9066 domtr 9072 funen1cnv 9094 unen 9111 xpsnen 9118 undom 9122 sbthlem10 9153 mapen 9198 cnvfi 9229 entrfil 9238 domtrfil 9245 sbthfilem 9251 djuunxp 10039 fseqen 10145 dfac5lem4 10244 kmlem16 10283 axdc4lem 10572 hashfacen 14640 hashle2pr 14663 fundmge2nop0 14688 catcone0 17911 gictr 19541 dvdsrval 20642 rictr 20803 rngqiprngimfo 21648 thlle 22058 hmphtr 24157 fsumdvdsmul 27579 griedg0ssusgr 29903 rgrusgrprc 30227 loop1cycl 30801 numclwwlk1lem2fo 31016 frgrregord013 31053 friendship 31057 nvss 31252 spanuni 32203 5oalem7 32319 3oalem3 32323 opabssi 33305 gsummpt2co 33708 qqhval2 34725 bnj605 35648 bnj607 35657 fineqvac 35925 satfv1 36336 sat1el2xp 36352 fmla0xp 36356 satefvfmla0 36391 mppspstlem 36544 mppsval 36545 pprodss4v 36861 sscoid 36890 colinearex 37040 copsex2b 38332 cbvex2ivw 43529 pr2cv 44810 stoweidlem35 47318 funop1 48626 sprsymrelfvlem 48845 grictr 49294 uspgrsprf 49517 uspgrsprf1 49518 rrx2plordisom 50167 eloprab1st2nd 50310 |
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