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Mirrors > Home > ILE Home > Th. List > eloni | Unicode version |
Description: An ordinal number has the ordinal property. (Contributed by NM, 5-Jun-1994.) |
Ref | Expression |
---|---|
eloni |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elong 4110 | . 2 | |
2 | 1 | ibi 165 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wcel 1393 word 4099 con0 4100 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 99 ax-ia2 100 ax-ia3 101 ax-io 630 ax-5 1336 ax-7 1337 ax-gen 1338 ax-ie1 1382 ax-ie2 1383 ax-8 1395 ax-10 1396 ax-11 1397 ax-i12 1398 ax-bndl 1399 ax-4 1400 ax-17 1419 ax-i9 1423 ax-ial 1427 ax-i5r 1428 ax-ext 2022 |
This theorem depends on definitions: df-bi 110 df-tru 1246 df-nf 1350 df-sb 1646 df-clab 2027 df-cleq 2033 df-clel 2036 df-nfc 2167 df-ral 2311 df-rex 2312 df-v 2559 df-in 2924 df-ss 2931 df-uni 3581 df-tr 3855 df-iord 4103 df-on 4105 |
This theorem is referenced by: elon2 4113 onelon 4121 onin 4123 onelss 4124 ontr1 4126 onordi 4163 onss 4219 suceloni 4227 sucelon 4229 onsucmin 4233 onsucelsucr 4234 onintonm 4243 ordsucunielexmid 4256 onsucuni2 4288 nnord 4334 tfrlem1 5923 tfrlemisucaccv 5939 tfrlemibfn 5942 tfrlemiubacc 5944 tfrexlem 5948 sucinc2 6026 phplem4on 6329 ordiso 6358 |
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