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FACULTY OF NATURAL & MATHEMATICAL SCIENCES
DEPARTMENT OF INFORMATICS

Task #1: Logistics
Consider the problem we have previously seen in the Logistics domain (right) as well as the landmarks we have established for this problem.

Initial State:
(at t D) (at p E) (at o B)

Goal State:

If we explore the state space from sinit what are the heuristic values for each state using LM-Count?

FACULTY OF NATURAL & MATHEMATICAL SCIENCES
DEPARTMENT OF INFORMATICS

Task #2: Simple BlocksWorld
Stacking blocks atop one another.

Intent on finding an ideal configuration.

Simplified version of domain (only one action):

Move(?X ?Y ?Z)
pre: (clear ?X) (on ?X ?Y) (clear ?Z)
eff: (on ?X ?Z) (clear ?Y) (not(clear ?Z))

FACULTY OF NATURAL & MATHEMATICAL SCIENCES
DEPARTMENT OF INFORMATICS

Task #2: Simple Blocksworld
Initial State:
(on C B)(on B A)(C clear)

Goal State
(on A B)(on B C)

Using the RPG propagation technique, what facts could be useful landmarks for this problem?
See Landmarks for Planning: slide 10

FACULTY OF NATURAL & MATHEMATICAL SCIENCES
DEPARTMENT OF INFORMATICS

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