| Metamath Proof Explorer |
< Previous
Next >
Related theorems Unicode version |
| Description: A class belongs to omega iff its successor does. |
| Ref | Expression |
|---|---|
| peano2b |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | limom 3141 |
. 2
| |
| 2 | limsuc 3115 |
. 2
| |
| 3 | 1, 2 | ax-mp 7 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: nnsuc 3143 peano2 3145 peano5 3148 frsuct 3944 nnacom 4223 nnmsucr 4230 omsmolem 4246 php 4499 php4 4502 omsucdom 4508 unblem1 4523 isfinite2 4529 inf0 4586 inf3lem1 4593 inf3lem5 4597 sucdom 4822 indpi 5014 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 960 ax-gen 961 ax-8 962 ax-10 964 ax-11 965 ax-12 966 ax-13 967 ax-14 968 ax-17 969 ax-4 971 ax-5o 973 ax-6o 976 ax-9o 1121 ax-10o 1138 ax-16 1208 ax-11o 1216 ax-ext 1457 ax-sep 2698 ax-nul 2705 ax-pow 2737 ax-pr 2774 ax-un 2861 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 775 df-3an 776 df-ex 979 df-sb 1170 df-eu 1380 df-mo 1381 df-clab 1462 df-cleq 1467 df-clel 1470 df-ne 1584 df-ral 1646 df-rex 1647 df-v 1808 df-dif 2045 df-un 2046 df-in 2047 df-ss 2049 df-nul 2277 df-if 2358 df-pw 2398 df-sn 2408 df-pr 2409 df-tp 2411 df-op 2412 df-uni 2499 df-br 2615 df-opab 2662 df-tr 2676 df-eprel 2827 df-po 2835 df-so 2845 df-fr 2912 df-we 2929 df-ord 2946 df-on 2947 df-lim 2948 df-suc 2949 df-om 3127 |