At: formula or left sound111122112 1. concl: Formula List 2. M: Formula List 3. N: Formula List 4. q: Formula 5. r: Formula 6. a: Assignment 7. a | < M @ (qr.N),concl > 8. a | < q.(M @ N),concl > 9. a |= < q.(M @ N),concl >
a |= < r.(M @ N),concl > a | < r.(M @ N),concl > By: Inst
Thm*S:Sequent, a:Assignment. (a |= S & a | S)
[ < q.(M @ N),concl > ;a]
THEN
Analyze -1 Generated subgoal:
1
a |= < q.(M @ N),concl > & a | < q.(M @ N),concl >