Vector spaces 28 Calculus 6 Banach spaces 3 Discrete-time systems 3 Functions of several complex variables 3 Hilbert space 3 System analysis 3 Transcendental functions 3 Algebras, Linear 2 Calculus of tensors 2 Functional analysis 2 Functions, Continuous 2 Linear topological 2 Mathematical optimization 2 Mathematical physics 2 Matrices 2 Normed linear spaces 2 Text processing (Computer science) 2 Web search engines 2 Artificial intelligence 1 Continuum (Mathematics) 1 Engineering mathematics 1 Functions 1 Graphic methods 1 Henstock-Kurzweil integral 1 Lebesgue integral 1 Mathematical analysis 1 Optical pattern recognition 1