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Mirrors > Home > ILE Home > Th. List > ssrexv | Unicode version |
Description: Existential quantification restricted to a subclass. (Contributed by NM, 11-Jan-2007.) |
Ref | Expression |
---|---|
ssrexv |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ssel 3057 |
. . 3
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2 | 1 | anim1d 332 |
. 2
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3 | 2 | reximdv2 2505 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-5 1406 ax-7 1407 ax-gen 1408 ax-ie1 1452 ax-ie2 1453 ax-8 1465 ax-11 1467 ax-4 1470 ax-17 1489 ax-i9 1493 ax-ial 1497 ax-i5r 1498 ax-ext 2097 |
This theorem depends on definitions: df-bi 116 df-nf 1420 df-sb 1719 df-clab 2102 df-cleq 2108 df-clel 2111 df-rex 2396 df-in 3043 df-ss 3050 |
This theorem is referenced by: iunss1 3790 moriotass 5712 tfr1onlemssrecs 6190 tfrcllemssrecs 6203 fiss 6817 supelti 6841 ctssdclemn0 6947 ctssdc 6950 enumctlemm 6951 lbzbi 9310 rexico 10885 alzdvds 11400 zsupcl 11488 infssuzex 11490 gcddvds 11500 dvdslegcd 11501 ssrest 12194 bj-nn0suc 12854 |
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