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| Mirrors > Home > MPE Home > Th. List > sylibrd | Structured version Visualization version Unicode version | ||
| Description: A syllogism deduction. (Contributed by NM, 3-Aug-1994.) |
| Ref | Expression |
|---|---|
| sylibrd.1 |
|
| sylibrd.2 |
|
| Ref | Expression |
|---|---|
| sylibrd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sylibrd.1 |
. 2
| |
| 2 | sylibrd.2 |
. . 3
| |
| 3 | 2 | biimprd 238 |
. 2
|
| 4 | 1, 3 | syld 47 |
1
|
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