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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 2907 |
. . . 4
|
| 3 | 2 | anim2i 342 |
. . 3
|
| 4 | 3 | 3impb 1223 |
. 2
|
| 5 | rspc2v.1 |
. . . 4
| |
| 6 | 5 | rexbidv 2531 |
. . 3
|
| 7 | 6 | rspcev 2907 |
. 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 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-ext 2211 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-nf 1507 df-sb 1809 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-rex 2514 df-v 2801 |
| This theorem is referenced by: rspc3ev 2924 opelxp 4750 rspceov 6053 2dom 6971 apreim 8766 hashdmprop2dom 11084 fun2dmnop0 11087 addcn2 11842 mulcn2 11844 divalglemnn 12450 bezoutlema 12541 bezoutlemb 12542 pythagtriplem18 12825 pczpre 12841 pcdiv 12846 4sqlem3 12934 4sqlem4 12936 4sqlem12 12946 isnzr2 14169 txuni2 14951 txopn 14960 txdis 14972 txdis1cn 14973 xmettxlem 15204 elplyr 15435 2irrexpq 15671 2irrexpqap 15673 2sqlem2 15815 2sqlem8 15823 umgrvad2edg 16030 |
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