- Approximation theory--Congresses (6)
- Functional analysis--Congresses (4)
- Hilbert space (4)
- Harmonic analysis (3)
- Linear operators--Congresses (3)
- Functional analysis (2)
- Operator theory (2)
- Operator theory--Congresses (2)
- 関数論.解析的多様体 (2)
- Calculus (1)
- Dilation theory (Operator theory) (1)
- Function spaces--Congresses (1)
- Functions, Characteristic (1)
- Harmonic analysis--Congresses (1)
- Hilbert space--Congresses (1)
- Linear operators (1)
- Operator algebras--Congresses (1)
- Orthogonal polynomials (1)
- Spectral theory (Mathematics) (1)
- 数学--幾何学 (1)