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| Mirrors > Home > MPE Home > Th. List > limord | Structured version Visualization version GIF version | ||
| Description: A limit ordinal is ordinal. (Contributed by NM, 4-May-1995.) |
| Ref | Expression |
|---|---|
| limord | ⊢ (Lim 𝐴 → Ord 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-lim 6321 | . 2 ⊢ (Lim 𝐴 ↔ (Ord 𝐴 ∧ 𝐴 ≠ ∅ ∧ 𝐴 = ∪ 𝐴)) | |
| 2 | 1 | simp1bi 1146 | 1 ⊢ (Lim 𝐴 → Ord 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ≠ wne 2931 ∅c0 4284 ∪ cuni 4862 Ord word 6315 Lim wlim 6317 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-3an 1089 df-lim 6321 |
| This theorem is referenced by: limelon 6381 nlimsucg 7784 ordzsl 7787 limsuc 7791 limsssuc 7792 limomss 7813 trom 7817 limom 7824 tfr2b 8327 rdgsucg 8354 rdglimg 8356 rdglim2 8363 1ellim 8425 2ellim 8426 oesuclem 8452 odi 8506 omeulem1 8509 oelim2 8523 oeoalem 8524 oeoelem 8526 limenpsi 9082 limensuci 9083 ordtypelem3 9427 ordtypelem5 9429 ordtypelem6 9430 ordtypelem7 9431 ordtypelem9 9433 r1tr 9690 r1ordg 9692 r1ord3g 9693 r1pwss 9698 r1val1 9700 rankwflemb 9707 r1elwf 9710 rankr1ai 9712 rankr1ag 9716 rankr1bg 9717 unwf 9724 rankr1clem 9734 rankr1c 9735 rankval3b 9740 rankonidlem 9742 onssr1 9745 coflim 10173 cflim3 10174 cflim2 10175 cfss 10177 cfslb 10178 cfslbn 10179 cfslb2n 10180 r1limwun 10649 inar1 10688 oldlim 27867 rankfilimbi 35236 rankfilimb 35237 r1filimi 35238 rdgprc 35965 limsucncmpi 36618 limexissup 43560 limexissupab 43562 oaltublim 43569 omord2lim 43579 dflim5 43608 grur1cld 44510 |
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