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| Mirrors > Home > ILE Home > Th. List > smoeq | Unicode version | ||
| Description: Equality theorem for strictly monotone functions. (Contributed by Andrew Salmon, 16-Nov-2011.) |
| Ref | Expression |
|---|---|
| smoeq |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | id 19 |
. . . 4
| |
| 2 | dmeq 4897 |
. . . 4
| |
| 3 | 1, 2 | feq12d 5435 |
. . 3
|
| 4 | ordeq 4437 |
. . . 4
| |
| 5 | 2, 4 | syl 14 |
. . 3
|
| 6 | fveq1 5598 |
. . . . . . 7
| |
| 7 | fveq1 5598 |
. . . . . . 7
| |
| 8 | 6, 7 | eleq12d 2278 |
. . . . . 6
|
| 9 | 8 | imbi2d 230 |
. . . . 5
|
| 10 | 9 | 2ralbidv 2532 |
. . . 4
|
| 11 | 2 | raleqdv 2711 |
. . . . 5
|
| 12 | 11 | ralbidv 2508 |
. . . 4
|
| 13 | 2 | raleqdv 2711 |
. . . 4
|
| 14 | 10, 12, 13 | 3bitrd 214 |
. . 3
|
| 15 | 3, 5, 14 | 3anbi123d 1325 |
. 2
|
| 16 | df-smo 6395 |
. 2
| |
| 17 | df-smo 6395 |
. 2
| |
| 18 | 15, 16, 17 | 3bitr4g 223 |
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 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-ext 2189 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-nf 1485 df-sb 1787 df-clab 2194 df-cleq 2200 df-clel 2203 df-nfc 2339 df-ral 2491 df-rex 2492 df-v 2778 df-un 3178 df-in 3180 df-ss 3187 df-sn 3649 df-pr 3650 df-op 3652 df-uni 3865 df-br 4060 df-opab 4122 df-tr 4159 df-iord 4431 df-rel 4700 df-cnv 4701 df-co 4702 df-dm 4703 df-rn 4704 df-iota 5251 df-fun 5292 df-fn 5293 df-f 5294 df-fv 5298 df-smo 6395 |
| This theorem is referenced by: smores3 6402 smo0 6407 |
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