18 lines
477 B
Markdown
18 lines
477 B
Markdown
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# Logical agents
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## Inference Algorithms
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they have these properties:
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- Sounding or Truth-preserving: finds only real entailed sentences
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- Completeness: Same as Searching in Ch 3
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- Grounding: How can be sure that our knowledge is real
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## Sentences
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They have the following properties:
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- logical equivalence: These sentences are logically the same
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- Validity: A sentence is valid if equivalent to true sentence (True in all worlds)
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- Satisfiability: True in **some** worlds
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