Perturbation of spectra and spectral subspaces

Perturbations of Jordan Matrices

Perturbations of non self-adjoint Sturm-Liouville problems, with applications to harmonic oscillators

Perturbations of Orthogonal Polynomials With Periodic Recursion Coefficients

Perturbations of selfadjoint operators with periodic classical flow

Planar waveguide with "twisted" boundary conditions: discrete spectrum

Pleijel's nodal domain theorem for free membranes

Pluri-potential theory on Grauert tubes of real analytic Riemannian manifolds, I

Poincare Inequalities and Moment Maps

Pointwise bounds for $L^2$ eigenfunctions on locally symmetric spaces

Pointwise Decay of Fourier-Stieltjes transform of the Spectral Measure for Jacobi Matrices with Faster-than-Exponential Sparse Perturbations

Pointwise Lower bounds on the Heat Kernels of Uniformally Elliptic Operators in Bounded Regions

Poisson Brackets of Orthogonal Polynomials

Potential scattering and the continuity of phase-shifts

Preservation of absolutely continuous spectrum of periodic Jacobi operators under perturbations of square--summable variation

Probabilistic averages of Jacobi operators

Probabilistic Weyl laws for quantized tori

Projection methods for discrete Schrodinger operators

Projective metrics and contraction principles for complex cones

Proof of the fundamental gap conjecture