Permutations of the Haar system

Persistence of embedded eigenvalues

Persistence of gaps in the spectrum of certain almost periodic operators

Perturbation of $l^1$-copies and measure convergence in preduals of von Neumann algebras

Perturbation of farthest points in weakly compact sets

Perturbation of frames in Banach spaces

Perturbation theory for normal operators

Perturbations and operator trace functions

Perturbations of Banach algebras and amenability

Perturbations of embedded eigenvalues for the planar bilaplacian

Perturbations of isometries between Banach spaces

Perturbations of operators similar to contractions and the commutator equation

Perturbations of Weyl-Heisenberg frames

Pervasive Algebras and Maximal Subalgebras

Phase space distribution of Gabor expansions

Phase Space Localization of Riesz bases for L^2(R^d)

Phillips' Lemma for L-embedded Banach spaces

Pick interpolation in several variables

Plancherel transform criteria for Weyl-Heisenberg frames with integer oversampling

Poincaré and plancherel-polya inequalities in harmonic analysis on weighted combinatorial graphs