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| Mirrors > Home > ILE Home > Th. List > syldan | Unicode version | ||
| Description: A syllogism deduction with conjoined antecents. (Contributed by NM, 24-Feb-2005.) (Proof shortened by Wolf Lammen, 6-Apr-2013.) |
| Ref | Expression |
|---|---|
| syldan.1 |
|
| syldan.2 |
|
| Ref | Expression |
|---|---|
| syldan |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | syldan.1 |
. 2
| |
| 2 | syldan.2 |
. . . 4
| |
| 3 | 2 | expcom 116 |
. . 3
|
| 4 | 3 | adantrd 279 |
. 2
|
| 5 | 1, 4 | mpcom 36 |
1
|
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