Logic 240 Philosophy 215 Logic, Symbolic and mathematical 133 Mathematics 88 GIS 57 History 55 Mathematical logic-- Mathematics 54 Fuzzy logic 52 Logic circuits, logic design of circuits, very large scale integration (VLSI) 33 Religion 30 Language and languages 29 Science 29 Reasoning 27 Dissertations, Academic (Ph.D) 26 Oxidation 25 Computer science 24 Logic circuits 24 Methodology 24 Set theory 23 oil seeds 22 Knowledge, Theory of 21 Logic design 21 Management 21 Physics 21 Economics 19 Semantics (Philosophy) 19 Probabilities 18 Yogic cure 18 Digital electronics 17 Symbolic logic 17