Similar to ヒルベルト＝シュミット積分作用素

De Branges space

Trace class

Sz.-Nagy's dilation theorem

Normed vector space

Hardy space

Hyponormal operator

Paranormal operator

Seminorm

Unbounded operator

Compact operator on Hilbert space

Von Neumann's inequality

Partial isometry

Hecke operator

Calculus of variations

Finite-rank operator

Unitary operator

Riesz–Thorin theorem

Einstein's constant

Alexander polynomial

List of things named after Alexander Grothendieck

Alexandrov theorem

Anscombe's quartet

Anderson–Darling test