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Mirrors > Home > MPE Home > Th. List > ceqsexv | Structured version Visualization version Unicode version |
Description: Elimination of an existential quantifier, using implicit substitution. (Contributed by NM, 2-Mar-1995.) |
Ref | Expression |
---|---|
ceqsexv.1 | |
ceqsexv.2 |
Ref | Expression |
---|---|
ceqsexv |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfv 1843 | . 2 | |
2 | ceqsexv.1 | . 2 | |
3 | ceqsexv.2 | . 2 | |
4 | 1, 2, 3 | ceqsex 3241 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wa 384 wceq 1483 wex 1704 wcel 1990 cvv 3200 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-12 2047 ax-ext 2602 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-clab 2609 df-cleq 2615 df-clel 2618 df-v 3202 |
This theorem is referenced by: ceqsexv2d 3243 ceqsex3v 3246 gencbvex 3250 euxfr2 3391 inuni 4826 eqvinop 4955 elvvv 5178 dmfco 6272 fndmdif 6321 fndmin 6324 fmptco 6396 abrexco 6502 uniuni 6971 elxp4 7110 elxp5 7111 opabex3d 7145 opabex3 7146 fsplit 7282 brtpos2 7358 mapsnen 8035 xpsnen 8044 xpcomco 8050 xpassen 8054 dfac5lem1 8946 dfac5lem2 8947 dfac5lem3 8948 cf0 9073 ltexprlem4 9861 pceu 15551 4sqlem12 15660 vdwapun 15678 gsumval3eu 18305 dprd2d2 18443 znleval 19903 metrest 22329 fmptcof2 29457 fpwrelmapffslem 29507 dfdm5 31676 dfrn5 31677 elima4 31679 brtxp 31987 brpprod 31992 elfix 32010 dffix2 32012 sscoid 32020 dfiota3 32030 brimg 32044 brapply 32045 brsuccf 32048 funpartlem 32049 brrestrict 32056 dfrecs2 32057 dfrdg4 32058 lshpsmreu 34396 isopos 34467 islpln5 34821 islvol5 34865 pmapglb 35056 polval2N 35192 cdlemftr3 35853 dibelval3 36436 dicelval3 36469 mapdpglem3 36964 hdmapglem7a 37219 diophrex 37339 mapsnend 39391 opeliun2xp 42111 |
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