General and miscellaneous specific topics 00A05 General mathematics 00A06 Mathematics for nonmathematicians (engineering, social sciences, etc.) 00A07 Problem books 00A08 Recreational mathematics [See also 97A20] 00A15 Bibliographies 00A17 External book reviews 00A20 Dictionaries and other general reference works 00A22 Formularies 00A30 Philosophy of mathematics [See also 03A05] 00A35 Methodology of mathematics, didactics [See also 97Cxx, 97Dxx] 00A69 General applied mathematics {For physics, see 00A79 and Sections 70 through 86} 00A71 Theory of mathematical modeling 00A72 General methods of simulation 00A73 Dimensional analysis 00A79 Physics (use more specific entries from Sections 70 through 86 when possible) 00A99 Miscellaneous topics