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Mirrors > Home > ILE Home > Th. List > Mathboxes > bj-nntrans | Unicode version |
Description: A natural number is a transitive set. (Contributed by BJ, 22-Nov-2019.) (Proof modification is discouraged.) |
Ref | Expression |
---|---|
bj-nntrans |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ral0 3342 | . . 3 | |
2 | df-suc 4126 | . . . . . . 7 | |
3 | 2 | eleq2i 2145 | . . . . . 6 |
4 | elun 3113 | . . . . . . 7 | |
5 | sssucid 4170 | . . . . . . . . . 10 | |
6 | sstr2 3006 | . . . . . . . . . 10 | |
7 | 5, 6 | mpi 15 | . . . . . . . . 9 |
8 | 7 | imim2i 12 | . . . . . . . 8 |
9 | elsni 3416 | . . . . . . . . . 10 | |
10 | 9, 5 | syl6eqss 3049 | . . . . . . . . 9 |
11 | 10 | a1i 9 | . . . . . . . 8 |
12 | 8, 11 | jaod 669 | . . . . . . 7 |
13 | 4, 12 | syl5bi 150 | . . . . . 6 |
14 | 3, 13 | syl5bi 150 | . . . . 5 |
15 | 14 | ralimi2 2423 | . . . 4 |
16 | 15 | rgenw 2418 | . . 3 |
17 | bdcv 10639 | . . . . . 6 BOUNDED | |
18 | 17 | bdss 10655 | . . . . 5 BOUNDED |
19 | 18 | ax-bdal 10609 | . . . 4 BOUNDED |
20 | nfv 1461 | . . . 4 | |
21 | nfv 1461 | . . . 4 | |
22 | nfv 1461 | . . . 4 | |
23 | sseq2 3021 | . . . . . 6 | |
24 | 23 | raleqbi1dv 2557 | . . . . 5 |
25 | 24 | biimprd 156 | . . . 4 |
26 | sseq2 3021 | . . . . . 6 | |
27 | 26 | raleqbi1dv 2557 | . . . . 5 |
28 | 27 | biimpd 142 | . . . 4 |
29 | sseq2 3021 | . . . . . 6 | |
30 | 29 | raleqbi1dv 2557 | . . . . 5 |
31 | 30 | biimprd 156 | . . . 4 |
32 | nfcv 2219 | . . . 4 | |
33 | nfv 1461 | . . . 4 | |
34 | sseq2 3021 | . . . . . 6 | |
35 | 34 | raleqbi1dv 2557 | . . . . 5 |
36 | 35 | biimpd 142 | . . . 4 |
37 | 19, 20, 21, 22, 25, 28, 31, 32, 33, 36 | bj-bdfindisg 10743 | . . 3 |
38 | 1, 16, 37 | mp2an 416 | . 2 |
39 | nfv 1461 | . . 3 | |
40 | sseq1 3020 | . . 3 | |
41 | 39, 40 | rspc 2695 | . 2 |
42 | 38, 41 | syl5com 29 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wo 661 wceq 1284 wcel 1433 wral 2348 cun 2971 wss 2973 c0 3251 csn 3398 csuc 4120 com 4331 |
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-in1 576 ax-in2 577 ax-io 662 ax-5 1376 ax-7 1377 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-8 1435 ax-10 1436 ax-11 1437 ax-i12 1438 ax-bndl 1439 ax-4 1440 ax-13 1444 ax-14 1445 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 ax-ext 2063 ax-nul 3904 ax-pr 3964 ax-un 4188 ax-bd0 10604 ax-bdor 10607 ax-bdal 10609 ax-bdex 10610 ax-bdeq 10611 ax-bdel 10612 ax-bdsb 10613 ax-bdsep 10675 ax-infvn 10736 |
This theorem depends on definitions: df-bi 115 df-tru 1287 df-nf 1390 df-sb 1686 df-clab 2068 df-cleq 2074 df-clel 2077 df-nfc 2208 df-ral 2353 df-rex 2354 df-rab 2357 df-v 2603 df-dif 2975 df-un 2977 df-in 2979 df-ss 2986 df-nul 3252 df-sn 3404 df-pr 3405 df-uni 3602 df-int 3637 df-suc 4126 df-iom 4332 df-bdc 10632 df-bj-ind 10722 |
This theorem is referenced by: bj-nntrans2 10747 bj-nnelirr 10748 bj-nnen2lp 10749 |
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