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Mirrors > Home > NFE Home > Th. List > ssetkex | Unicode version |
Description: The Kuratowski subset relationship is a set. (Contributed by SF, 13-Jan-2015.) |
Ref | Expression |
---|---|
ssetkex |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-sset 4082 |
. 2
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2 | inss1 3475 |
. . . . . . 7
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3 | ssetkssvvk 4278 |
. . . . . . 7
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4 | eqrelk 4212 |
. . . . . . 7
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5 | 2, 3, 4 | mp2an 653 |
. . . . . 6
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6 | vex 2862 |
. . . . . . . . . 10
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7 | vex 2862 |
. . . . . . . . . 10
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8 | 6, 7 | opkelxpk 4248 |
. . . . . . . . . 10
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9 | 6, 7, 8 | mpbir2an 886 |
. . . . . . . . 9
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10 | elin 3219 |
. . . . . . . . 9
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11 | 9, 10 | mpbiran 884 |
. . . . . . . 8
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
12 | opkelssetkg 4268 |
. . . . . . . . . 10
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13 | 6, 7, 12 | mp2an 653 |
. . . . . . . . 9
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14 | dfss2 3262 |
. . . . . . . . 9
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15 | 13, 14 | bitri 240 |
. . . . . . . 8
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16 | 11, 15 | bibi12i 306 |
. . . . . . 7
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17 | 16 | 2albii 1567 |
. . . . . 6
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18 | 5, 17 | bitri 240 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
19 | 18 | biimpri 197 |
. . . 4
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20 | vvex 4109 |
. . . . . 6
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21 | xpkvexg 4285 |
. . . . . 6
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
22 | 20, 21 | ax-mp 8 |
. . . . 5
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23 | vex 2862 |
. . . . 5
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24 | 22, 23 | inex 4105 |
. . . 4
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25 | 19, 24 | syl6eqelr 2442 |
. . 3
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
26 | 25 | exlimiv 1634 |
. 2
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
27 | 1, 26 | ax-mp 8 |
1
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Colors of variables: wff setvar class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-3 7 ax-mp 8 ax-gen 1546 ax-5 1557 ax-17 1616 ax-9 1654 ax-8 1675 ax-6 1729 ax-7 1734 ax-11 1746 ax-12 1925 ax-ext 2334 ax-nin 4078 ax-xp 4079 ax-sset 4082 ax-sn 4087 |
This theorem depends on definitions: df-bi 177 df-or 359 df-an 360 df-3an 936 df-nan 1288 df-tru 1319 df-ex 1542 df-nf 1545 df-sb 1649 df-clab 2340 df-cleq 2346 df-clel 2349 df-nfc 2478 df-ne 2518 df-ral 2619 df-rex 2620 df-v 2861 df-nin 3211 df-compl 3212 df-in 3213 df-un 3214 df-dif 3215 df-ss 3259 df-nul 3551 df-sn 3741 df-pr 3742 df-opk 4058 df-xpk 4185 df-ssetk 4193 |
This theorem is referenced by: imagekexg 4311 idkex 4314 uniexg 4316 intexg 4319 setswithex 4322 pwexg 4328 addcexlem 4382 nncex 4396 nnsucelrlem1 4424 nndisjeq 4429 ltfinex 4464 ssfin 4470 ncfinraiselem2 4480 ncfinlowerlem1 4482 tfinrelkex 4487 evenfinex 4503 oddfinex 4504 evenodddisjlem1 4515 nnadjoinlem1 4519 nnpweqlem1 4522 srelkex 4525 tfinnnlem1 4533 spfinex 4537 opexg 4587 proj2exg 4592 setconslem5 4735 1stex 4739 swapex 4742 ssetex 4744 |
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