Blog Post #3

  • Proposition: My ears are pierced.

Truth Value: True.

Truth conditions: For this to be true, both of my ears need to have been pierced.

Entailment: “My ears are pierced” entails “I have at least one piercing.”

  • Proposition: I have two left feet.

Truth Value: False.

Truth conditions: For this to be true, I would need to have more than one left foot.

Entailment: “I have two left feet” entails “I do not possess a right foot”.

  • Proposition: There is a giant shark battling a giant squid right now.

Truth Value: Unknown.

Truth conditions: For this to be true, the existence of a giant shark and squid must be evident in close proximity.

Entailment: “There is a giant shark battling a giant squid right now.” entails “There are giant sea creatures”.

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