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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 |
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rspc2v.2 |
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Ref | Expression |
---|---|
rspc2ev |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rspc2v.2 |
. . . . 5
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2 | 1 | rspcev 2864 |
. . . 4
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3 | 2 | anim2i 342 |
. . 3
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4 | 3 | 3impb 1201 |
. 2
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5 | rspc2v.1 |
. . . 4
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6 | 5 | rexbidv 2495 |
. . 3
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7 | 6 | rspcev 2864 |
. 2
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8 | 4, 7 | syl 14 |
1
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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 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-ext 2175 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1472 df-sb 1774 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-rex 2478 df-v 2762 |
This theorem is referenced by: rspc3ev 2881 opelxp 4689 rspceov 5960 2dom 6859 apreim 8622 addcn2 11453 mulcn2 11455 divalglemnn 12059 bezoutlema 12136 bezoutlemb 12137 pythagtriplem18 12419 pczpre 12435 pcdiv 12440 4sqlem3 12528 4sqlem4 12530 4sqlem12 12540 isnzr2 13680 txuni2 14424 txopn 14433 txdis 14445 txdis1cn 14446 xmettxlem 14677 elplyr 14886 2irrexpq 15108 2irrexpqap 15110 2sqlem2 15202 2sqlem8 15210 |
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