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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 4317 | . 2 | |
2 | ordelord 4136 | . . . . 5 | |
3 | 2 | 3ad2antr3 1105 | . . . 4 |
4 | ordtr1 4143 | . . . . 5 | |
5 | epel 4047 | . . . . . 6 | |
6 | epel 4047 | . . . . . 6 | |
7 | 5, 6 | anbi12i 447 | . . . . 5 |
8 | epel 4047 | . . . . 5 | |
9 | 4, 7, 8 | 3imtr4g 203 | . . . 4 |
10 | 3, 9 | syl 14 | . . 3 |
11 | 10 | ralrimivvva 2444 | . 2 |
12 | df-wetr 4089 | . 2 | |
13 | 1, 11, 12 | sylanbrc 408 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 102 w3a 919 wcel 1433 wral 2348 class class class wbr 3785 cep 4042 wfr 4083 wwe 4085 word 4117 |
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-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-14 1445 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 ax-ext 2063 ax-sep 3896 ax-pow 3948 ax-pr 3964 ax-setind 4280 |
This theorem depends on definitions: df-bi 115 df-3an 921 df-tru 1287 df-nf 1390 df-sb 1686 df-eu 1944 df-mo 1945 df-clab 2068 df-cleq 2074 df-clel 2077 df-nfc 2208 df-ral 2353 df-rex 2354 df-v 2603 df-un 2977 df-in 2979 df-ss 2986 df-pw 3384 df-sn 3404 df-pr 3405 df-op 3407 df-uni 3602 df-br 3786 df-opab 3840 df-tr 3876 df-eprel 4044 df-frfor 4086 df-frind 4087 df-wetr 4089 df-iord 4121 |
This theorem is referenced by: nnwetri 6382 |
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