At: assignment monotone1131 1. f: Formula 2. x1: Formula 3. x2: Formula 4. a,a':Assignment. a' extends a (a |= x1 a' |= x1 ) & (a | x1 a' | x1) 5. a,a':Assignment. a' extends a (a |= x2 a' |= x2 ) & (a | x2 a' | x2) 6. a: Assignment 7. a': Assignment 8. a' extends a
(a |= x1x2 a' |= x1x2 ) & (a | x1x2 a' | x1x2) By: OnHyps [-5;-6] (i.With a (Analyze i) THEN With a' (Analyze -1) THEN Analyze -1 THEN Analyze -1) Generated subgoal:
4. a: Assignment 5. a': Assignment 6. a' extends a 7. a |= x1 a' |= x1 8. a | x1 a' | x1 9. a |= x2 a' |= x2 10. a | x2 a' | x2 (a |= x1x2 a' |= x1x2 ) & (a | x1x2 a' | x1x2)