 Aquinas, Thomas |  causation: medieval theories of |  Duns Scotus, John |  future contingents: medieval theories of |  insolubles [= insolubilia] |  medieval philosophy |  medieval philosophy: literary forms of |  modality: medieval theories of |  obligationes, medieval theories of |  political philosophy: medieval |  practical reason: medieval theories of |  relations: medieval theories of |  terms, properties of: medieval theories of |  universals: the medieval problem of 