At: formula and left sound111 1. concl: Formula List 2. M: Formula List 3. N: Formula List 4. q: Formula 5. r: Formula 6. a: Full( < M @ (qr.N),concl > )
a Full( < [q; r/ M @ N],concl > ) By: Unfold `full_sequent_assignment` 0 Generated subgoal: