| Mathbox for Scott Fenton |
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Related theorems Unicode version |
| Description: Given a partial ordering,
|
| Ref | Expression |
|---|---|
| predpoirr |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elpredg 13889 |
. . . . . . 7
| |
| 2 | 1 | anidms 480 |
. . . . . 6
|
| 3 | 2 | notbid 673 |
. . . . 5
|
| 4 | poirr 3597 |
. . . . 5
| |
| 5 | 3, 4 | syl5bir 227 |
. . . 4
|
| 6 | 5 | exp3a 405 |
. . 3
|
| 7 | 6 | pm2.43b 81 |
. 2
|
| 8 | predel 13894 |
. . 3
| |
| 9 | 8 | con3i 114 |
. 2
|
| 10 | 7, 9 | pm2.61d1 142 |
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-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 |
| 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-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-br 3339 df-opab 3396 df-po 3591 df-xp 4000 df-cnv 4002 df-dm 4004 df-rn 4005 df-res 4006 df-ima 4007 df-pred 13880 |