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Mirrors > Home > ILE Home > Th. List > ordwe | Unicode version |
Description: Epsilon well-orders every ordinal. Proposition 7.4 of [TakeutiZaring] p. 36. (Contributed by NM, 3-Apr-1994.) |
Ref | Expression |
---|---|
ordwe |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ordfr 4552 | . 2 | |
2 | ordelord 4359 | . . . . 5 | |
3 | 2 | 3ad2antr3 1154 | . . . 4 |
4 | ordtr1 4366 | . . . . 5 | |
5 | epel 4270 | . . . . . 6 | |
6 | epel 4270 | . . . . . 6 | |
7 | 5, 6 | anbi12i 456 | . . . . 5 |
8 | epel 4270 | . . . . 5 | |
9 | 4, 7, 8 | 3imtr4g 204 | . . . 4 |
10 | 3, 9 | syl 14 | . . 3 |
11 | 10 | ralrimivvva 2549 | . 2 |
12 | df-wetr 4312 | . 2 | |
13 | 1, 11, 12 | sylanbrc 414 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 w3a 968 wcel 2136 wral 2444 class class class wbr 3982 cep 4265 wfr 4306 wwe 4308 word 4340 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 699 ax-5 1435 ax-7 1436 ax-gen 1437 ax-ie1 1481 ax-ie2 1482 ax-8 1492 ax-10 1493 ax-11 1494 ax-i12 1495 ax-bndl 1497 ax-4 1498 ax-17 1514 ax-i9 1518 ax-ial 1522 ax-i5r 1523 ax-14 2139 ax-ext 2147 ax-sep 4100 ax-pow 4153 ax-pr 4187 ax-setind 4514 |
This theorem depends on definitions: df-bi 116 df-3an 970 df-tru 1346 df-nf 1449 df-sb 1751 df-eu 2017 df-mo 2018 df-clab 2152 df-cleq 2158 df-clel 2161 df-nfc 2297 df-ral 2449 df-rex 2450 df-v 2728 df-un 3120 df-in 3122 df-ss 3129 df-pw 3561 df-sn 3582 df-pr 3583 df-op 3585 df-uni 3790 df-br 3983 df-opab 4044 df-tr 4081 df-eprel 4267 df-frfor 4309 df-frind 4310 df-wetr 4312 df-iord 4344 |
This theorem is referenced by: nnwetri 6881 |
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