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| Mirrors > Home > ILE Home > Th. List > rspc2ev | Unicode version | ||
| Description: 2-variable restricted existential specialization, using implicit substitution. (Contributed by NM, 16-Oct-1999.) |
| Ref | Expression |
|---|---|
| rspc2v.1 |
|
| rspc2v.2 |
|
| Ref | Expression |
|---|---|
| rspc2ev |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rspc2v.2 |
. . . . 5
| |
| 2 | 1 | rspcev 2923 |
. . . 4
|
| 3 | 2 | anim2i 342 |
. . 3
|
| 4 | 3 | 3impb 1226 |
. 2
|
| 5 | rspc2v.1 |
. . . 4
| |
| 6 | 5 | rexbidv 2545 |
. . 3
|
| 7 | 6 | rspcev 2923 |
. 2
|
| 8 | 4, 7 | syl 14 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2216 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-rex 2528 df-v 2817 |
| This theorem is referenced by: rspc3ev 2940 opelxp 4781 rspceov 6095 2dom 7048 apreim 8882 hashdmprop2dom 11224 fun2dmnop0 11230 addcn2 12003 mulcn2 12005 divalglemnn 12612 bezoutlema 12703 bezoutlemb 12704 pythagtriplem18 12987 pczpre 13003 pcdiv 13008 4sqlem3 13096 4sqlem4 13098 4sqlem12 13108 isnzr2 14351 txuni2 15170 txopn 15179 txdis 15191 txdis1cn 15192 xmettxlem 15423 elplyr 15654 2irrexpq 15890 2irrexpqap 15892 2sqlem2 16037 2sqlem8 16045 umgrvad2edg 16255 |
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