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| Mirrors > Home > ILE Home > Th. List > sylc | Unicode version | ||
| Description: A syllogism inference combined with contraction. (Contributed by NM, 4-May-1994.) (Revised by NM, 13-Jul-2013.) |
| Ref | Expression |
|---|---|
| sylc.1 |
|
| sylc.2 |
|
| sylc.3 |
|
| Ref | Expression |
|---|---|
| sylc |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sylc.1 |
. . 3
| |
| 2 | sylc.2 |
. . 3
| |
| 3 | sylc.3 |
. . 3
| |
| 4 | 1, 2, 3 | syl2im 38 |
. 2
|
| 5 | 4 | pm2.43i 49 |
1
|
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