SW StudyWalks

Artificial Intelligence  /  AI 0078  ·  Atom · ~20 seconds

The Search Loop

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State

The search loop repeats three moves: select a path from the frontier, stop if it ends at the goal, otherwise extend it to each neighbor and file the extensions.

Show

Selecting Home yields Home–Bakery and Home–School; the frontier grows, and nothing else happens at all.

Watch for

An empty frontier with no goal found means no solution exists — silence is an answer.