Difference (philosophy)Deleuze, gilles, 1925-1995MetaphysicsPhilosophy, frenchAbduction (logic)Categories (Mathematics)Charts, diagramsFrench PhilosophyHumanitiesImmanence (Philosophy)Peirce, charles s. (charles sanders), 1839-1914PhilosophyResearch, soviet unionSpinoza, benedictus de, 1632-1677