Functions of a Complex Variable Functions of complex variables Mathematics Integral Transforms, Operational Calculus Integral transforms Operational calculus Algebra Analysis Analysis (Mathematics) Combinatorics Functional Analysis Functional analysis Geometry Linear and Multilinear Algebras, Matrix Theory Mathematical analysis Matrix theory Non-associative Rings and Algebras Nonassociative rings Partial Differential Equations Partial differential equations Potential Theory Potential theory (Mathematics) Rings (Algebra)