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Mirrors > Home > ILE Home > Th. List > dffun4f | Unicode version |
Description: Definition of function like dffun4 4943 but using bound-variable hypotheses instead of distinct variable conditions. (Contributed by Jim Kingdon, 17-Mar-2019.) |
Ref | Expression |
---|---|
dffun4f.1 |
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dffun4f.2 |
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dffun4f.3 |
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Ref | Expression |
---|---|
dffun4f |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | dffun4f.1 |
. . 3
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2 | dffun4f.2 |
. . 3
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3 | 1, 2 | dffun6f 4945 |
. 2
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
4 | nfcv 2220 |
. . . . . . 7
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5 | nfcv 2220 |
. . . . . . 7
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6 | 4, 2, 5 | nfbr 3837 |
. . . . . 6
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7 | breq2 3797 |
. . . . . 6
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
8 | 6, 7 | mo4f 2002 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
9 | nfv 1462 |
. . . . . . 7
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
10 | nfcv 2220 |
. . . . . . . . . 10
![]() ![]() ![]() ![]() | |
11 | dffun4f.3 |
. . . . . . . . . 10
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12 | nfcv 2220 |
. . . . . . . . . 10
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13 | 10, 11, 12 | nfbr 3837 |
. . . . . . . . 9
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14 | nfcv 2220 |
. . . . . . . . . 10
![]() ![]() ![]() ![]() | |
15 | 10, 11, 14 | nfbr 3837 |
. . . . . . . . 9
![]() ![]() ![]() ![]() ![]() ![]() |
16 | 13, 15 | nfan 1498 |
. . . . . . . 8
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
17 | nfv 1462 |
. . . . . . . 8
![]() ![]() ![]() ![]() ![]() ![]() | |
18 | 16, 17 | nfim 1505 |
. . . . . . 7
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
19 | breq2 3797 |
. . . . . . . . 9
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
20 | 19 | anbi2d 452 |
. . . . . . . 8
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21 | equequ2 1640 |
. . . . . . . 8
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
22 | 20, 21 | imbi12d 232 |
. . . . . . 7
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23 | 9, 18, 22 | cbval 1678 |
. . . . . 6
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24 | 23 | albii 1400 |
. . . . 5
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25 | 8, 24 | bitr4i 185 |
. . . 4
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
26 | 25 | albii 1400 |
. . 3
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
27 | 26 | anbi2i 445 |
. 2
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
28 | df-br 3794 |
. . . . . . 7
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
29 | df-br 3794 |
. . . . . . 7
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
30 | 28, 29 | anbi12i 448 |
. . . . . 6
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31 | 30 | imbi1i 236 |
. . . . 5
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32 | 31 | 2albii 1401 |
. . . 4
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33 | 32 | albii 1400 |
. . 3
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34 | 33 | anbi2i 445 |
. 2
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35 | 3, 27, 34 | 3bitri 204 |
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 104 ax-ia2 105 ax-ia3 106 ax-io 663 ax-5 1377 ax-7 1378 ax-gen 1379 ax-ie1 1423 ax-ie2 1424 ax-8 1436 ax-10 1437 ax-11 1438 ax-i12 1439 ax-bndl 1440 ax-4 1441 ax-14 1446 ax-17 1460 ax-i9 1464 ax-ial 1468 ax-i5r 1469 ax-ext 2064 ax-sep 3904 ax-pow 3956 ax-pr 3972 |
This theorem depends on definitions: df-bi 115 df-3an 922 df-tru 1288 df-nf 1391 df-sb 1687 df-eu 1945 df-mo 1946 df-clab 2069 df-cleq 2075 df-clel 2078 df-nfc 2209 df-ral 2354 df-v 2604 df-un 2978 df-in 2980 df-ss 2987 df-pw 3392 df-sn 3412 df-pr 3413 df-op 3415 df-br 3794 df-opab 3848 df-id 4056 df-cnv 4379 df-co 4380 df-fun 4934 |
This theorem is referenced by: (None) |
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