Mathematics 12 Logarithms 11 Algebra 6 Calculus 5 Statistics 5 logarithms 4 Data encryption (Computer science) 3 Mathematical models 3 Mathematics-Tables & Formulae 3 Matrix Algebra-- Linear Model-- Differentiation-- Comparative Statics-- Optimization-- Logarithmic-- 3 Probability 3 Binomial theorem 2 Computer animation 2 Computer graphics 2 Cryptography 2 Economics 2 Functions of real variables 2 Geometry 2 Information retrieval 2 Linear equations 2 Logarithm 2 Logarithmic functions 2 Matrices 2 SEMI LOGARITHMIC REGRESSION 2 Silviculture and Agroforestry 2 Telecommunication 2 Trigonometry 2 algebra 2 trigonometry 2 Acoustics and physics 1