At: formula imp right falsifiable 1 1 1 1 1
1. hyp: Formula List
2. M: Formula List
3. N: Formula List
4. q: Formula
5. r: Formula
6. a: Assignment
7. a |= q
8. 
F
hyp.a |= F
9. a |
r
10. FM.a | F
11. FN.a | F
a | q
r
By: BackThru
Thm* a:Assignment, q,r:Formula. a | qr 
a |= q & a | r
Generated subgoals:None
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