At: formula and right sound 1 1 1 2 1 2 1
1. hyp: Formula List
2. M: Formula List
3. N: Formula List
4. q: Formula
5. r: Formula
6. |= < hyp,r.(M @ N) >
7. a: Assignment
8. a |
< hyp,M @ (q
r.N) >
9. a | < hyp,q.(M @ N) >
10. a |= < hyp,q.(M @ N) >
11. 
(a |= < hyp,q.(M @ N) > & a | < hyp,q.(M @ N) > )
a |= < hyp,M @ (qr.N) >
By: Analyze -1
Generated subgoals:None
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