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| Mirrors > Home > ILE Home > Th. List > dfsmo2 | Unicode version | ||
| Description: Alternate definition of a strictly monotone ordinal function. (Contributed by Mario Carneiro, 4-Mar-2013.) |
| Ref | Expression |
|---|---|
| dfsmo2 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-smo 6344 |
. 2
| |
| 2 | ralcom 2660 |
. . . . . 6
| |
| 3 | impexp 263 |
. . . . . . . . 9
| |
| 4 | simpr 110 |
. . . . . . . . . . 11
| |
| 5 | ordtr1 4423 |
. . . . . . . . . . . . . . 15
| |
| 6 | 5 | 3impib 1203 |
. . . . . . . . . . . . . 14
|
| 7 | 6 | 3com23 1211 |
. . . . . . . . . . . . 13
|
| 8 | simp3 1001 |
. . . . . . . . . . . . 13
| |
| 9 | 7, 8 | jca 306 |
. . . . . . . . . . . 12
|
| 10 | 9 | 3expia 1207 |
. . . . . . . . . . 11
|
| 11 | 4, 10 | impbid2 143 |
. . . . . . . . . 10
|
| 12 | 11 | imbi1d 231 |
. . . . . . . . 9
|
| 13 | 3, 12 | bitr3id 194 |
. . . . . . . 8
|
| 14 | 13 | ralbidv2 2499 |
. . . . . . 7
|
| 15 | 14 | ralbidva 2493 |
. . . . . 6
|
| 16 | 2, 15 | bitrid 192 |
. . . . 5
|
| 17 | 16 | pm5.32i 454 |
. . . 4
|
| 18 | 17 | anbi2i 457 |
. . 3
|
| 19 | 3anass 984 |
. . 3
| |
| 20 | 3anass 984 |
. . 3
| |
| 21 | 18, 19, 20 | 3bitr4i 212 |
. 2
|
| 22 | 1, 21 | bitri 184 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 710 ax-5 1461 ax-7 1462 ax-gen 1463 ax-ie1 1507 ax-ie2 1508 ax-8 1518 ax-10 1519 ax-11 1520 ax-i12 1521 ax-bndl 1523 ax-4 1524 ax-17 1540 ax-i9 1544 ax-ial 1548 ax-i5r 1549 ax-ext 2178 |
| This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1475 df-sb 1777 df-clab 2183 df-cleq 2189 df-clel 2192 df-nfc 2328 df-ral 2480 df-v 2765 df-in 3163 df-ss 3170 df-uni 3840 df-tr 4132 df-iord 4401 df-smo 6344 |
| This theorem is referenced by: issmo2 6347 smores2 6352 smofvon2dm 6354 |
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