Nonselfadjoint operators.

Non-self-adjoint boundary eigenvalue problems by: (Language materials, printed)

Non-selfadjoint operators in quantum physics = mathematical aspects / by: (Language materials, printed)

Non-self-adjoint differential operators, spectral asymptotics and random perturbations by: (Language materials, printed)

Eigenvalues.

Nonselfadjoint operators.

Quantum theory

Several Complex Variables and Analytic Spaces.

Hilbert space.

Spectral theory (Mathematics)

Partial Differential Equations.

Ordinary Differential Equations.

Differential equations.

Boundary value problems.

Functions of a Complex Variable.

Operator Theory.