Selfadjoint operators.

C0-groups, commutator methods and spectral theory of N-Body Hamiltonians / by: (Language materials, printed)

Singular quadratic forms in perturbation theory / by: (Language materials, printed)

L2-invariants : = theory and applications to geometry and K-theory / by: (Language materials, printed)

Infinite Groups: Geometric, Combinatorial and Dynamical Aspects by: (Language materials, printed)

Non-self-adjoint Schrodinger operator with a periodic potential by: (Electronic resources)

Unbounded self-adjoint operators on Hilbert space / by: (Language materials, printed)

Spectral theory (Mathematics)

Group Theory and Generalizations.

Selfadjoint operators.

Combinatorics.

Operator Theory.

Optics, Lasers, Photonics, Optical Devices.

Riemannian manifolds.

Operator theory.

Mathematical physics.

Mathematics.

Topological Groups, Lie Groups.

Mathematical Methods in Physics.

Condensed Matter Physics.

Differential topology.

Invariants.

Quantum Physics.

Hamiltonian operator.

Algebraic Topology.

Differential Geometry.

Theoretical, Mathematical and Computational Physics.

Forms, Quadratic.

Perturbations (Mathematics)

Ergodic theory.

Infinite groups.

Hilbert space.

Schrodinger operator.