Polymer representations and geometric quantization

Polymer state approximations of Schroedinger wave functions

Polynomial form of the Hilbert-Einstein action

Polynomial Hamiltonian form of General Relativity

Polytropic spheres in Palatini f(R) gravity

Polytropic stars in three-dimensional spacetime

Pontryagin and Euler forms and Chern-Simons terms in Weyl-Cartan space

Ponzano-Regge model revisited II: Equivalence with Chern-Simons

Position and frequency shifts induced by massive modes of the gravitational wave background in alternative gravity

Position space of Doubly Special Relativity

Positioning in a flat two-dimensional space-time: the delay master equation

Positioning systems in Minkowski space-time: emission and observational data

Positioning systems in Minkowski space-time: from emission to inertial coordinates

Positioning with stationary emitters in a two-dimensional space-time

Positive cosmological constant in loop quantum cosmology

Positive Energy for Asymptotically Anti-de Sitter Schwarzschild Spacetimes

Positive energy theorem implies constraints on static steller models

Positive Equation-of-state Parameter in the Accelerating Dilaton Cosmology

Positive Gravitattional Energy in Arbitrary Dimensions

Positivity and conservation of superenergy tensors