| Metamath Proof Explorer |
< Previous
Next >
Related theorems Unicode version |
| Description: Ordering property of ordinal multiplication. Proposition 8.19 of [TakeutiZaring] p. 63. |
| Ref | Expression |
|---|---|
| omord |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | omord2 4256 |
. . . 4
| |
| 2 | 1 | ex 380 |
. . 3
|
| 3 | 2 | pm5.32rd 659 |
. 2
|
| 4 | pm3.26 326 |
. . 3
| |
| 5 | opreq1 4026 |
. . . . . . . . . . 11
| |
| 6 | 5 | eqeq1d 1530 |
. . . . . . . . . 10
|
| 7 | om0r 4232 |
. . . . . . . . . 10
| |
| 8 | 6, 7 | syl5cbir 218 |
. . . . . . . . 9
|
| 9 | 8 | necon3d 1651 |
. . . . . . . 8
|
| 10 | ne0i 2337 |
. . . . . . . 8
| |
| 11 | 9, 10 | syl5 21 |
. . . . . . 7
|
| 12 | 11 | adantr 398 |
. . . . . 6
|
| 13 | on0eln0 3081 |
. . . . . . 7
| |
| 14 | 13 | adantl 397 |
. . . . . 6
|
| 15 | 12, 14 | sylibrd 211 |
. . . . 5
|
| 16 | 15 | 3adant1 809 |
. . . 4
|
| 17 | 16 | ancld 305 |
. . 3
|
| 18 | 4, 17 | impbid2 529 |
. 2
|
| 19 | 3, 18 | bitrd 539 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: omlimcl 4267 oneo 4270 nnmord 4305 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 1003 ax-gen 1004 ax-8 1005 ax-9 1006 ax-10 1007 ax-11 1008 ax-12 1009 ax-13 1010 ax-14 1011 ax-17 1012 ax-4 1014 ax-5o 1016 ax-6o 1019 ax-9o 1164 ax-10o 1182 ax-16 1252 ax-11o 1260 ax-ext 1504 ax-rep 2748 ax-sep 2758 ax-nul 2765 ax-pow 2798 ax-pr 2835 ax-un 2922 |
| This theorem depends on definitions: df-bi 154 df-or 231 df-an 232 df-3or 788 df-3an 789 df-ex 1022 df-sb 1214 df-eu 1424 df-mo 1425 df-clab 1510 df-cleq 1515 df-clel 1518 df-ne 1634 df-ral 1696 df-rex 1697 df-rab 1699 df-v 1859 df-sbc 1989 df-csb 2052 df-dif 2100 df-un 2101 df-in 2102 df-ss 2104 df-nul 2332 df-if 2414 df-pw 2454 df-sn 2464 df-pr 2465 df-tp 2467 df-op 2468 df-uni 2558 df-iun 2622 df-br 2675 df-opab 2722 df-tr 2736 df-eprel 2888 df-id 2891 df-po 2896 df-so 2906 df-fr 2974 df-we 2991 df-ord 3008 df-on 3009 df-lim 3010 df-suc 3011 df-xp 3241 df-rel 3242 df-cnv 3243 df-co 3244 df-dm 3245 df-rn 3246 df-res 3247 df-ima 3248 df-fun 3249 df-fn 3250 df-fv 3255 df-rdg 3990 df-opr 4023 df-oprab 4024 df-oadd 4193 df-omul 4194 |