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Mirrors > Home > ILE Home > Th. List > nfabdw | Unicode version |
Description: Bound-variable hypothesis builder for a class abstraction. Version of nfabd 2339 with a disjoint variable condition. (Contributed by Mario Carneiro, 8-Oct-2016.) (Revised by Gino Giotto, 10-Jan-2024.) |
Ref | Expression |
---|---|
nfabdw.1 |
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nfabdw.2 |
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Ref | Expression |
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nfabdw |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfv 1528 |
. 2
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2 | df-clab 2164 |
. . 3
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3 | nfabdw.1 |
. . . . 5
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4 | nfabdw.2 |
. . . . 5
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5 | 3, 4 | alrimi 1522 |
. . . 4
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6 | nfa1 1541 |
. . . . . . . . 9
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7 | sb6 1886 |
. . . . . . . . . . . 12
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8 | 7 | a1i 9 |
. . . . . . . . . . 11
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9 | 7 | biimpri 133 |
. . . . . . . . . . . 12
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10 | 9 | axc4i 1542 |
. . . . . . . . . . 11
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11 | 8, 10 | syl6bi 163 |
. . . . . . . . . 10
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12 | 6, 11 | nf5d 2025 |
. . . . . . . . 9
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13 | 6, 12 | nfim1 1571 |
. . . . . . . 8
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14 | sbequ12 1771 |
. . . . . . . . 9
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15 | 14 | imbi2d 230 |
. . . . . . . 8
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16 | 13, 15 | equsalv 1793 |
. . . . . . 7
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17 | 16 | bicomi 132 |
. . . . . 6
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18 | nfv 1528 |
. . . . . . . 8
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19 | nfnf1 1544 |
. . . . . . . . . 10
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20 | 19 | nfal 1576 |
. . . . . . . . 9
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21 | sp 1511 |
. . . . . . . . 9
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22 | 20, 21 | nfim1 1571 |
. . . . . . . 8
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23 | 18, 22 | nfim 1572 |
. . . . . . 7
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24 | 23 | nfal 1576 |
. . . . . 6
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25 | 17, 24 | nfxfr 1474 |
. . . . 5
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26 | pm5.5 242 |
. . . . . 6
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27 | 20, 26 | nfbidf 1539 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
28 | 25, 27 | mpbii 148 |
. . . 4
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29 | 5, 28 | syl 14 |
. . 3
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30 | 2, 29 | nfxfrd 1475 |
. 2
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31 | 1, 30 | nfcd 2314 |
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-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-11 1506 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 |
This theorem depends on definitions: df-bi 117 df-nf 1461 df-sb 1763 df-clab 2164 df-nfc 2308 |
This theorem is referenced by: nfsbcdw 3092 nfcsbw 3094 |
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