Answers to the first 5 problems in the “Final Logic Problems” Video. These deal only with Propositional Logic and do not yet deal with Predicate Calculus. Stay tuned for the Intermediate and Expert answers that will (100 Days of Logic)!

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An outline of what is to come in the Final 10 Days of Logic and a general layout of the videos on Predicate Calculus (100 Days of Logic).

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A demonstration of how Conditional Proof is used in Propositional Logic (90 Second Philosophy & 100 Days of Logic).

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An explanation of what a Conditional Proof is in Propositional Logic (90 Second Philosophy & 100 Days of Logic)

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An explication of the distributive property of conjunction and disjunction in propositional logic (90 Second Philosophy and 100 Days of Logic).

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A description of the Associative Property of Disjunction and Conjunction in Propositional Logic (90 Second Philosophy and 100 Days of Logic).

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An explanation of the commutative property of disjunction and conjunction allowing us to switch the two conjuncts or disjuncts (90 Second Philosophy and 100 Days of Logic).

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A description of De Morgan’s Rule of Replacement in Propositional Logic

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Questions to solve using the first 8 rules of inference, and their answers (90 Second Philosophy and 100 Days of Logic).

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A description of the Inconsistent relationship between two propositions.

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