| Mathbox for Jeff Madsen |
< Previous
Next >
Related theorems Unicode version |
| Description: A function with a domain of two elements. (Moved to fpr 4810 in main set.mm and may be deleted by mathbox owner, JM. --NM 3-Sep-2011.) |
| Ref | Expression |
|---|---|
| prf.1 |
|
| prf.2 |
|
| prf.3 |
|
| prf.4 |
|
| Ref | Expression |
|---|---|
| prfOLD |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ffnfv 4801 |
. 2
| |
| 2 | df-fn 4009 |
. . 3
| |
| 3 | prf.1 |
. . . 4
| |
| 4 | prf.2 |
. . . 4
| |
| 5 | prf.3 |
. . . 4
| |
| 6 | prf.4 |
. . . 4
| |
| 7 | 3, 4, 5, 6 | funpr 4467 |
. . 3
|
| 8 | opex 3527 |
. . . . . . . . . 10
| |
| 9 | 8 | elpr 3061 |
. . . . . . . . 9
|
| 10 | visset 2295 |
. . . . . . . . . . 11
| |
| 11 | 10 | opth1 3531 |
. . . . . . . . . 10
|
| 12 | 10 | opth1 3531 |
. . . . . . . . . 10
|
| 13 | 11, 12 | orim12i 363 |
. . . . . . . . 9
|
| 14 | 9, 13 | sylbi 216 |
. . . . . . . 8
|
| 15 | 14 | 19.23aiv 1674 |
. . . . . . 7
|
| 16 | opeq1 3158 |
. . . . . . . . . 10
| |
| 17 | opex 3527 |
. . . . . . . . . . 11
| |
| 18 | 17 | prid1 3106 |
. . . . . . . . . 10
|
| 19 | 16, 18 | syl6eqel 1979 |
. . . . . . . . 9
|
| 20 | opeq2 3159 |
. . . . . . . . . . 11
| |
| 21 | 20 | eleq1d 1963 |
. . . . . . . . . 10
|
| 22 | 5, 21 | cla4ev 2371 |
. . . . . . . . 9
|
| 23 | 19, 22 | syl 12 |
. . . . . . . 8
|
| 24 | opeq1 3158 |
. . . . . . . . . 10
| |
| 25 | opex 3527 |
. . . . . . . . . . 11
| |
| 26 | 25 | prid2 3107 |
. . . . . . . . . 10
|
| 27 | 24, 26 | syl6eqel 1979 |
. . . . . . . . 9
|
| 28 | opeq2 3159 |
. . . . . . . . . . 11
| |
| 29 | 28 | eleq1d 1963 |
. . . . . . . . . 10
|
| 30 | 6, 29 | cla4ev 2371 |
. . . . . . . . 9
|
| 31 | 27, 30 | syl 12 |
. . . . . . . 8
|
| 32 | 23, 31 | jaoi 368 |
. . . . . . 7
|
| 33 | 15, 32 | impbii 174 |
. . . . . 6
|
| 34 | 10 | eldm2 4154 |
. . . . . 6
|
| 35 | 10 | elpr 3061 |
. . . . . 6
|
| 36 | 33, 34, 35 | 3bitr4i 200 |
. . . . 5
|
| 37 | 36 | eqriv 1881 |
. . . 4
|
| 38 | 37 | a1i 8 |
. . 3
|
| 39 | 2, 7, 38 | sylanbrc 527 |
. 2
|
| 40 | 3, 4 | ralpr 3079 |
. . 3
|
| 41 | 3, 4, 5, 6 | fvpr1 4759 |
. . . . 5
|
| 42 | 5 | prid1 3106 |
. . . . 5
|
| 43 | 41, 42 | syl6eqel 1979 |
. . . 4
|
| 44 | fveq2 4681 |
. . . . . 6
| |
| 45 | 44 | eleq1d 1963 |
. . . . 5
|
| 46 | 3, 45 | sbcie 2485 |
. . . 4
|
| 47 | 43, 46 | sylibr 217 |
. . 3
|
| 48 | 3, 4, 5, 6 | fvpr2 4760 |
. . . . 5
|
| 49 | 6 | prid2 3107 |
. . . . 5
|
| 50 | 48, 49 | syl6eqel 1979 |
. . . 4
|
| 51 | fveq2 4681 |
. . . . . 6
| |
| 52 | 51 | eleq1d 1963 |
. . . . 5
|
| 53 | 4, 52 | sbcie 2485 |
. . . 4
|
| 54 | 50, 53 | sylibr 217 |
. . 3
|
| 55 | 40, 47, 54 | sylanbrc 527 |
. 2
|
| 56 | 1, 39, 55 | sylanbrc 527 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 1304 ax-gen 1305 ax-8 1306 ax-9 1307 ax-10 1308 ax-11 1309 ax-12 1310 ax-13 1311 ax-14 1312 ax-17 1317 ax-4 1319 ax-5o 1321 ax-6o 1324 ax-9o 1481 ax-10o 1500 ax-16 1580 ax-11o 1588 ax-ext 1865 ax-sep 3438 ax-nul 3445 ax-pow 3481 ax-pr 3524 ax-un 3790 |
| This theorem depends on definitions: df-bi 164 df-or 241 df-an 242 df-3an 860 df-ex 1327 df-sb 1536 df-eu 1775 df-mo 1776 df-clab 1872 df-cleq 1877 df-clel 1880 df-ne 2019 df-ral 2109 df-rex 2110 df-v 2294 df-sbc 2454 df-dif 2597 df-un 2600 df-in 2603 df-ss 2605 df-nul 2876 df-pw 3035 df-sn 3049 df-pr 3050 df-op 3053 df-uni 3178 df-br 3339 df-opab 3396 df-id 3586 df-xp 4000 df-rel 4001 df-cnv 4002 df-co 4003 df-dm 4004 df-rn 4005 df-res 4006 df-ima 4007 df-fun 4008 df-fn 4009 df-f 4010 df-fv 4014 |