At: formula or left falsifiable 2 1 1 1
1. concl: Formula List
2. M: Formula List
3. N: Formula List
4. q: Formula
5. r: Formula
6. a: Assignment
7. 
F
M.a |= F
8. a |= q
r
9. FN.a |= F
10. Fconcl.a |
F
11. a |= q
a |= q & FM.a |= F & FN.a |= F & Fconcl.a | F
a |= r & FM.a |= F & FN.a |= F & Fconcl.a | F
By: Choose [1]
Generated subgoals:None
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