The Pin Groups in Physics: C, P, and T
The Plane Wave Expansion, Infinite Integrals and Identities involving Spherical Bessel Functions
The Poincare algebra in the context of ageing systems: Lie structure, representations, Appell systems and coherent states
The Poincaré reduction problem for geodesics on deformed spheres
The Poincare'-Lyapounov-Nekhoroshev theorem
The Poincare'-Lyapounov-Nekhoroshev theorem for involutory systems of vector fields
The Poincare'-Nekhoroshev map
The Point Processes of the GRW Theory of Wave Function Collapse
The Poisson algebra of classical Hamiltonians in field theory and the problem of its quantization
The Poisson Bracket for Poisson Forms in Multisymplectic Field Theory
The Poisson equations in the nonholonomic Suslov problem: Integrability, meromorphic and hypergeometric solutions
The Pontrjagin-Hopf invariants for Sobolev maps
The Ponzano-Regge asymptotic of the 6j symbol: an elementary proof
The Ponzano-Regge model and parametric representation
The positive radial momentum operator
The power-law and the logarithmic potentials
The Presentation of the Algebra of Observables of the Closed Bosonic String in 1+3 Dimensions: Calculation up to Order \hbar^7
The pressure, densities and first order phase transitions associated with multidimensional SOFT
The Principle of Locality. Effectiveness, fate and challenges
The Principle of Relativity and Special Relativity Triple