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Mirrors > Home > ILE Home > Th. List > Mathboxes > bj-nntrans2 | Unicode version |
Description: A natural number is a transitive set. (Contributed by BJ, 22-Nov-2019.) (Proof modification is discouraged.) |
Ref | Expression |
---|---|
bj-nntrans2 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bj-nntrans 10997 |
. . 3
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2 | 1 | ralrimiv 2438 |
. 2
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3 | dftr3 3900 |
. 2
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4 | 2, 3 | sylibr 132 |
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-in1 577 ax-in2 578 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-13 1445 ax-14 1446 ax-17 1460 ax-i9 1464 ax-ial 1468 ax-i5r 1469 ax-ext 2065 ax-nul 3925 ax-pr 3993 ax-un 4217 ax-bd0 10855 ax-bdor 10858 ax-bdal 10860 ax-bdex 10861 ax-bdeq 10862 ax-bdel 10863 ax-bdsb 10864 ax-bdsep 10926 ax-infvn 10987 |
This theorem depends on definitions: df-bi 115 df-tru 1288 df-nf 1391 df-sb 1688 df-clab 2070 df-cleq 2076 df-clel 2079 df-nfc 2212 df-ral 2358 df-rex 2359 df-rab 2362 df-v 2612 df-dif 2985 df-un 2987 df-in 2989 df-ss 2996 df-nul 3269 df-sn 3423 df-pr 3424 df-uni 3623 df-int 3658 df-tr 3897 df-suc 4155 df-iom 4361 df-bdc 10883 df-bj-ind 10973 |
This theorem is referenced by: bj-nnord 11004 bj-omord 11006 |
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