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Mirrors > Home > ILE Home > Th. List > Mathboxes > bj-nnelirr | Unicode version |
Description: A natural number does not belong to itself. Version of elirr 4573 for natural numbers, which does not require ax-setind 4569. (Contributed by BJ, 24-Nov-2019.) (Proof modification is discouraged.) |
Ref | Expression |
---|---|
bj-nnelirr |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | noel 3450 |
. 2
![]() ![]() ![]() ![]() ![]() | |
2 | df-suc 4402 |
. . . . . 6
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3 | 2 | eleq2i 2260 |
. . . . 5
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4 | elun 3300 |
. . . . . 6
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5 | bj-nntrans 15443 |
. . . . . . . 8
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
6 | sucssel 4455 |
. . . . . . . 8
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7 | 5, 6 | syld 45 |
. . . . . . 7
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8 | vex 2763 |
. . . . . . . . . 10
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9 | 8 | sucid 4448 |
. . . . . . . . 9
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10 | elsni 3636 |
. . . . . . . . 9
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11 | 9, 10 | eleqtrid 2282 |
. . . . . . . 8
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12 | 11 | a1i 9 |
. . . . . . 7
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13 | 7, 12 | jaod 718 |
. . . . . 6
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
14 | 4, 13 | biimtrid 152 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
15 | 3, 14 | biimtrid 152 |
. . . 4
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16 | 15 | con3d 632 |
. . 3
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17 | 16 | rgen 2547 |
. 2
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18 | ax-bdel 15313 |
. . . 4
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19 | 18 | ax-bdn 15309 |
. . 3
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20 | nfv 1539 |
. . 3
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21 | nfv 1539 |
. . 3
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22 | nfv 1539 |
. . 3
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23 | eleq1 2256 |
. . . . . 6
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24 | eleq2 2257 |
. . . . . 6
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25 | 23, 24 | bitrd 188 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
26 | 25 | notbid 668 |
. . . 4
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
27 | 26 | biimprd 158 |
. . 3
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
28 | elequ1 2168 |
. . . . . 6
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
29 | elequ2 2169 |
. . . . . 6
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
30 | 28, 29 | bitrd 188 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
31 | 30 | notbid 668 |
. . . 4
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
32 | 31 | biimpd 144 |
. . 3
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
33 | eleq1 2256 |
. . . . . 6
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
34 | eleq2 2257 |
. . . . . 6
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
35 | 33, 34 | bitrd 188 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
36 | 35 | notbid 668 |
. . . 4
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
37 | 36 | biimprd 158 |
. . 3
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
38 | nfcv 2336 |
. . 3
![]() ![]() ![]() ![]() | |
39 | nfv 1539 |
. . 3
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40 | eleq1 2256 |
. . . . . 6
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
41 | eleq2 2257 |
. . . . . 6
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
42 | 40, 41 | bitrd 188 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
43 | 42 | notbid 668 |
. . . 4
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
44 | 43 | biimpd 144 |
. . 3
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
45 | 19, 20, 21, 22, 27, 32, 37, 38, 39, 44 | bj-bdfindisg 15440 |
. 2
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
46 | 1, 17, 45 | mp2an 426 |
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-in1 615 ax-in2 616 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-13 2166 ax-14 2167 ax-ext 2175 ax-nul 4155 ax-pr 4238 ax-un 4464 ax-bd0 15305 ax-bdor 15308 ax-bdn 15309 ax-bdal 15310 ax-bdex 15311 ax-bdeq 15312 ax-bdel 15313 ax-bdsb 15314 ax-bdsep 15376 ax-infvn 15433 |
This theorem depends on definitions: df-bi 117 df-tru 1367 df-nf 1472 df-sb 1774 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-ral 2477 df-rex 2478 df-rab 2481 df-v 2762 df-dif 3155 df-un 3157 df-in 3159 df-ss 3166 df-nul 3447 df-sn 3624 df-pr 3625 df-uni 3836 df-int 3871 df-suc 4402 df-iom 4623 df-bdc 15333 df-bj-ind 15419 |
This theorem is referenced by: bj-nnen2lp 15446 |
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