14 ideas
10688 | 'Equivocation' is when terms do not mean the same thing in premises and conclusion [Beall/Restall] |
10690 | Formal logic is invariant under permutations, or devoid of content, or gives the norms for thought [Beall/Restall] |
10691 | Logical consequence needs either proofs, or absence of counterexamples [Beall/Restall] |
10695 | Logical consequence is either necessary truth preservation, or preservation based on interpretation [Beall/Restall] |
10689 | A step is a 'material consequence' if we need contents as well as form [Beall/Restall] |
10696 | A 'logical truth' (or 'tautology', or 'theorem') follows from empty premises [Beall/Restall] |
10693 | Models are mathematical structures which interpret the non-logical primitives [Beall/Restall] |
10692 | Hilbert proofs have simple rules and complex axioms, and natural deduction is the opposite [Beall/Restall] |
7257 | All modern social systems seem to be conspiracies of the rich [More,T] |
7254 | If you try to get elected, you should be permanently barred from seeking office [More,T] |
7255 | Only Utopians fail to see glory in warfare [More,T] |
7253 | In Utopia, legal euthanasia is considered honourable [More,T] |
13097 | Force in substance makes state follow state, and ensures the very existence of substance [Leibniz] |
7256 | In Utopia, the Supreme Being is identical with Nature [More,T] |