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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 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bj-nntrans 14243 | . . 3 | |
2 | 1 | ralrimiv 2547 | . 2 |
3 | dftr3 4100 | . 2 | |
4 | 2, 3 | sylibr 134 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wcel 2146 wral 2453 wss 3127 wtr 4096 com 4583 |
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 614 ax-in2 615 ax-io 709 ax-5 1445 ax-7 1446 ax-gen 1447 ax-ie1 1491 ax-ie2 1492 ax-8 1502 ax-10 1503 ax-11 1504 ax-i12 1505 ax-bndl 1507 ax-4 1508 ax-17 1524 ax-i9 1528 ax-ial 1532 ax-i5r 1533 ax-13 2148 ax-14 2149 ax-ext 2157 ax-nul 4124 ax-pr 4203 ax-un 4427 ax-bd0 14105 ax-bdor 14108 ax-bdal 14110 ax-bdex 14111 ax-bdeq 14112 ax-bdel 14113 ax-bdsb 14114 ax-bdsep 14176 ax-infvn 14233 |
This theorem depends on definitions: df-bi 117 df-tru 1356 df-nf 1459 df-sb 1761 df-clab 2162 df-cleq 2168 df-clel 2171 df-nfc 2306 df-ral 2458 df-rex 2459 df-rab 2462 df-v 2737 df-dif 3129 df-un 3131 df-in 3133 df-ss 3140 df-nul 3421 df-sn 3595 df-pr 3596 df-uni 3806 df-int 3841 df-tr 4097 df-suc 4365 df-iom 4584 df-bdc 14133 df-bj-ind 14219 |
This theorem is referenced by: bj-nnord 14250 bj-omord 14252 |
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