3 ideas
15382 | Paraconsistent reasoning can just mean responding sensibly to inconsistencies [Jago] |
3299 | In logic identity involves reflexivity (x=x), symmetry (if x=y, then y=x) and transitivity (if x=y and y=z, then x=z) [Baillie] |
13007 | Archimedes defined a straight line as the shortest distance between two points [Archimedes, by Leibniz] |