11 ideas
14187 | If logic is topic-neutral that means it delves into all subjects, rather than having a pure subject matter [Read] |
14188 | Not all arguments are valid because of form; validity is just true premises and false conclusion being impossible [Read] |
14182 | If the logic of 'taller of' rests just on meaning, then logic may be the study of merely formal consequence [Read] |
14183 | Maybe arguments are only valid when suppressed premises are all stated - but why? [Read] |
14184 | In modus ponens the 'if-then' premise contributes nothing if the conclusion follows anyway [Read] |
14186 | Logical connectives contain no information, but just record combination relations between facts [Read] |
5060 | All substances analyse down to simple substances, which are souls, or 'monads' [Leibniz] |
14185 | Conditionals are just a shorthand for some proof, leaving out the details [Read] |
1748 | Archelaus was the first person to say that the universe is boundless [Archelaus, by Diog. Laertius] |
5059 | Power rules in efficient causes, but wisdom rules in connecting them to final causes [Leibniz] |
5989 | Archelaus said life began in a primeval slime [Archelaus, by Schofield] |