Mathematics 53 Calculus 30 Biochemistry 25 Data processing 25 Algebra 23 Chemistry 23 Physics 22 Mathematical analysis 20 Probabilities 20 Numerical analysis 19 Biology 17 Measure theory 17 Chemistry, Analytic 15 Algebra, Abstract 13 Mathematical statistics 12 chemistry 12 Chemistry, Inorganic 11 Differential equations 11 Molecular biology 11 Chemistry, Organic 10 Computer science 9 Mathematical models 9 Molecular Biology 9 Algebras, Linear 8 Biometry 8 Chemistry, Physical and theoretical 8 Engineering mathematics 8 Integrals, Generalized 8 Mathematical physics 8 Statistics 8