Algebra Mathematics 151 Trigonometry 16 Geometry 9 Topology 9 Group theory 7 Linear algebra 7 Matrices 7 Number theory 7 Abstract algebra 6 Calculus 6 Number Theory 6 Algebras, Linear 5 Data processing 5 History 5 Statitics 5 Algebra, Abstract 4 Arithmetic 4 Geometry, Algebraic 4 Homology theory 4 Linear 4 Mathematical analysis 4 Probability 4 Rings 4 Statistics 4 Algebraic fields 3 Analysis 3 Computer science 3 Differentation 3 Functional analysis 3