| Mathbox for Anthony Hart |
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Related theorems Unicode version |
| Description: A symmetry with See negsym1 14241 for more information. |
| Ref | Expression |
|---|---|
| amosym1 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-mo 1776 |
. 2
| |
| 2 | mof 14160 |
. . . . 5
| |
| 3 | 19.8a 1376 |
. . . . . . 7
| |
| 4 | 3 | pm2.24d 120 |
. . . . . 6
|
| 5 | 4 | pm2.01d 105 |
. . . . 5
|
| 6 | 2, 5 | ax-mp 7 |
. . . 4
|
| 7 | 6 | pm2.21i 93 |
. . 3
|
| 8 | 2 | notnoti 103 |
. . . . . 6
|
| 9 | 8 | nex 1456 |
. . . . 5
|
| 10 | eunex 3500 |
. . . . 5
| |
| 11 | 9, 10 | mto 121 |
. . . 4
|
| 12 | 11 | pm2.21i 93 |
. . 3
|
| 13 | 7, 12 | ja 152 |
. 2
|
| 14 | 1, 13 | sylbi 216 |
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-nul 3445 ax-pow 3481 |
| This theorem depends on definitions: df-bi 164 df-or 241 df-an 242 df-tru 1262 df-fal 1263 df-ex 1327 df-sb 1536 df-eu 1775 df-mo 1776 |