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Artificial Intelligence / Unit 5   AI 0233 short lesson, about 20 seconds

The Fence

Captions available

The idea

The clean guarantee is purchased by a fence: rule bodies allow no "or," no "not," and no "maybe" — only atoms, joined by and, concluding in one atom.

In practice

"Healthy if not overwatered" cannot join this unit's knowledge base — negation lives outside the fence.

Where people slip

Loosen the fence and the guarantees start costing dearly; the trade is real in both directions.

Your place on the trail

Every lesson rests on earlier ones and opens later ones. Tap any to jump.

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