4 ideas
10558 | Abstract objects are actually constituted by the properties by which we conceive them [Zalta] |
15282 | Facts should be deducible from the theory and initial conditions, and prefer the simpler theory [Osiander, by Harré/Madden] |
4871 | A thing is free if it acts only by the necessity of its own nature [Spinoza] |
10557 | Abstract objects are captured by second-order modal logic, plus 'encoding' formulas [Zalta] |