Explanation: Planning graph work only for propositional planning problem with no variables. 7. What is meant by persistence actions?
A. Allow a literal to remain false
B. Allow a literal to remain true
C. Both a & b
D. None of the mentioned
Answer:A
Explanation: Planning graph work only for propositional planning problem with no variables. 7. What is meant by persistence actions?
A. Allow a literal to remain false B. Allow a literal to remain true C. Both a & b D. None of the mentioned
Explanation: Calculus allows a literal to remain true from one situation to the next if no action alters it. It is called as persistence action. 8. When will further expansion is unnecessary for planning graph?