Mathematics 49 Philosophy 47 Logic, Symbolic and mathematical 12 History 6 Mathematics-Philosophy 6 Science 6 Infinite 3 Knowledge, Theory of 3 Mathematics Philosophy 3 MATHEMATICS / Logic 2 Number concept 2 Philosophy and science 2 Psychology 2 Religion and science 2 Study and teaching 2 Thought and thinking 2 Arithmetic 1 Cognition 1 Cognition in children 1 Congresses 1 Creative thinking 1 First-order logic 1 Geometry -- History -- To 1500 ; 1 Gödel's theorem 1 HISTORY / Middle East / General 1 Intuition 1 Inventions 1 Lakatos 1 Logic 1 Logic Symbolic Mathematical 1