Narrower Terms (27)

• ▶ Approximation theory
• ▶ Density functionals
• Derivatives (Mathematics)
• ▶ Digital filters (Mathematics)
• ▶ Function spaces
• ▶ Functionals
• ▶ Functor theory
• Hardy spaces
• Hilbert algebras
• Integration, Functional
• Invariant subspaces
• ▶ Linear topological spaces, Ordered
• Lp spaces
• Microlocal analysis
• ▶ Multipliers (Mathematical analysis)
• Nonlinear functional analysis
• Normed linear spaces
• ▶ Operator theory
• Operator-valued functions
• ▶ Perturbation (Mathematics)
• Rings with involution
• Schauder bases
• ▶ Spectral theory (Mathematics)
• ▶ Theory of distributions (Functional analysis)
• ▶ Topological algebras
• ▶ Vector spaces
• ▶ Vector valued functions