5 ideas
13827 | Logical consequence isn't a black box (Tarski's approach); we should explain how arguments work [Prawitz] |
13826 | Model theory looks at valid sentences and consequence, but not how we know these things [Prawitz] |
14617 | Predicates can't apply to what doesn't exist [Stalnaker] |
14616 | A 'Russellian proposition' is an ordered sequence of individual, properties and relations [Stalnaker] |
1590 | The just man does not harm his enemies, but benefits everyone [Plato] |