Description: Triple syllogism deduction. Deduction associated with 3syld . (Contributed by Jeff Hankins, 4-Aug-2009)
Ref | Expression | ||
---|---|---|---|
Hypotheses | 3syld.1 | |
|
3syld.2 | |
||
3syld.3 | |
||
Assertion | 3syld | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3syld.1 | |
|
2 | 3syld.2 | |
|
3 | 3syld.3 | |
|
4 | 1 2 | syld | |
5 | 4 3 | syld | |