Perturbation Theory for the Multidimensional Schrodinger Operator with a Periodic Potential

Perturbation Theory for the Periodic Multidimensional Schrodinger Operator and the Bethe-Sommerfeld Conjecture

Perturbation Theory for the Quantum Time-Evolution in Rotating Potentials

Perturbation Theory for the Systems of Ordinary Linear Differential Equations with Periodical Coefficients

Perturbation theory in a framework of iteration methods

Perturbation theory of PT-symmetric Hamiltonians

Perturbation Theory of Schrödinger Operators in Infinitely Many Coupling Parameters

Perturbation Theory on the Non-Commutative Plane with a Singular Potential

Perturbational Blowup Solutions to the 1-dimensional Compressible Euler Equations

Perturbational Blowup Solutions to the 2-Component Camassa-Holm Equations

Perturbations of Dark Solitons

Perturbations of eigenvalues embedded at threshold: one, two and three dimensional solvable models

Perturbations of the Kerr black hole in the class of axisymmetric artificial black holes

Perturbative Algebraic Quantum Field Theory and the Renormalization Groups

Perturbative analysis of anharmonic chains of oscillators out of equilibrium

Perturbative Analysis of Dynamical Localisation

Perturbative classical and quantum field theory

Perturbative estimates on the transport cross section in quantum scattering by hard obstacles

Perturbative expansions in quantum mechanics

Perturbative Implementation of the Furry Picture