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Related theorems Unicode version |
| Description: Join consequents with conjunction. |
| Ref | Expression |
|---|---|
| 3jca.1 |
|
| 3jca.2 |
|
| 3jca.3 |
|
| Ref | Expression |
|---|---|
| 3jca |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3jca.1 |
. . . 4
| |
| 2 | 3jca.2 |
. . . 4
| |
| 3 | 1, 2 | jca 288 |
. . 3
|
| 4 | 3jca.3 |
. . 3
| |
| 5 | 3, 4 | jca 288 |
. 2
|
| 6 | df-3an 775 |
. 2
| |
| 7 | 5, 6 | sylibr 200 |
1
|