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Results for: 'sentental logic'
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truth table calculation PHIL 013AB
An eight-minute video about how to calculate a truth table for a complex statement.
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truth table applications PHIL 013AB
An eleven-minute video on the things you can do with truth-tables. Covers tautology/contradiction/contingent, implication and equivalence, and argument validity.
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sentential translations 1 PHIL013AB
A ten-and-a-half-minute video about how to do translations in sentential logic, using the basic connectives and phrases like "neither" and "unless."
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complex translations PHIL013AB
A four-minute video on how to do complex translations involving more than two subsentences.
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Introduction to proofs PHIL 013AB
A video on what proofs are, which explains the concept of simple derivation, and how to do proofs with one proof rule, Modus Ponens.
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proofs with modus tollens and wedge out PHIL013AB
A video explaining two proof rules, modus tollens and wedge out, which can be used in proofs for PHIL013.
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proofs vI double negation double arrow PHIL013AB
A video on proof rules for wedge in, double negation, and double arrows. NOTE: if you're using captions, there is a possibility that the software may be displaying double arrows in the captions as single arrows. I wrote [double arrow] in the capti...
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conditional derivation proofs PHIL 013AB
A nine-minute video about conditional derivation, a new kind of rule. Listen closely for a special appearance from a duck. (Edited to add: the squeaking thing is actually a raccoon)