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Results for: 'PHIL013AB'
negation proof rules PHIL013AB
A video on rules for proofs with complex negations, like ~(P & Q), ~(P v Q), and ~(P -> Q).
spontaneous show proofs PHIL013AB
A video on how to do proofs where you write down SHOW statements that don't come from specific derivation rules.
predicates and constants PHIL013AB
A short video on predicate logic, introducing constants and predicate letters.
categorical translations PHIL013AB
A video on the four basic forms of categorical translations: All, some, no, not all/some not.
introduction to predicate proofs PHIL013AB
A video introducing predicate proofs and the first two predicate proof rules, AO and EI.
predicate proofs existential out PHIL013AB
A video on how to use the rule EO (existential out) in proofs in predicate logic.
universal derivation PHIL013AB
A video on the Universal Derivation rule for predicate proofs, a rule for doing proofs where the SHOW line begins with Ax.
negated quantifier proofs PHIL013AB
A video on how to do proofs with negated quantifiers. Introduces two new rules, ~AO and ~EO, and discusses how to do proofs where you need to SHOW negated quantifiers (you have to do ID).
sentential translations 1 PHIL013AB
A video on how to translate sentences from English to our notation using the five main connectives