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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 2219. (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 1932 | . 2 ⊢ (∃𝑦𝜑 → 𝜓) |
| 3 | 2 | exlimiv 1932 | 1 ⊢ (∃𝑥∃𝑦𝜑 → 𝜓) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∃wex 1781 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 |
| This theorem depends on definitions: df-bi 207 df-ex 1782 |
| This theorem is referenced by: cgsex2g 3488 cgsex4g 3489 cgsex4gOLD 3490 opabss 5164 dtruALT2 5317 exneq 5392 copsexgw 5446 copsexg 5447 elopab 5483 0nelelxp 5667 elvvuni 5709 optocl 5726 optoclOLD 5727 relopabiALT 5780 relop 5807 elreldm 5892 xpnz 6125 xpdifid 6134 dfco2a 6212 unielrel 6240 unixp0 6249 funsndifnop 7106 fmptsng 7124 oprabidw 7399 oprabid 7400 oprabv 7428 1stval2 7960 2ndval2 7961 1st2val 7971 2nd2val 7972 xp1st 7975 xp2nd 7976 frxp 8078 poxp 8080 soxp 8081 rntpos 8191 dftpos4 8197 tpostpos 8198 frrlem4 8241 tfrlem7 8324 ener 8950 domtr 8956 unen 8994 xpsnen 9001 undom 9005 sbthlem10 9036 mapen 9081 cnvfi 9112 entrfil 9121 domtrfil 9128 sbthfilem 9134 djuunxp 9845 fseqen 9949 dfac5lem4 10048 dfac5lem4OLD 10050 kmlem16 10088 axdc4lem 10377 hashfacen 14389 hashle2pr 14412 fundmge2nop0 14437 catcone0 17622 gictr 19217 dvdsrval 20309 rngqiprngimfo 21268 thlle 21664 hmphtr 23739 fsumdvdsmul 27173 griedg0ssusgr 29350 rgrusgrprc 29675 numclwwlk1lem2fo 30445 frgrregord013 30482 friendship 30486 nvss 30681 spanuni 31632 5oalem7 31748 3oalem3 31752 opabssi 32703 gsummpt2co 33142 qqhval2 34160 bnj605 35083 bnj607 35092 funen1cnv 35265 fineqvac 35294 loop1cycl 35353 satfv1 35579 sat1el2xp 35595 fmla0xp 35599 satefvfmla0 35634 mppspstlem 35787 mppsval 35788 pprodss4v 36098 sscoid 36127 colinearex 36276 copsex2b 37395 rictr 42890 pr2cv 43904 stoweidlem35 46393 funop1 47643 sprsymrelfvlem 47850 grictr 48283 uspgrsprf 48506 uspgrsprf1 48507 rrx2plordisom 49083 eloprab1st2nd 49227 |
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