A closed set of equations for the evolution of linear perturbations of homogeneous, isotropic cosmological models can be obtained in various ways. The simplest approach is to ...

The increasing number and variety of extrasolar planets illustrates the importance of characterizing planetary perturbations. Planetary orbits are typically described by ...

This paper presents a new technique for achieving spectral accuracy and fast computational performance in a class of black hole perturbation and gravitational self-force ...

This notebook shows how to solve the flow field for a rotating sphere at low Reynolds number showing the zeroth and first order solutions. A regular perturbation expansion ...

TMecanica is an add-on application for the Mathematica package "Tensorial 3.0" that implements Poisson brackets and symplectic matrices for handling classical mechanics ...

One of the well-established analytical techniques for solving engineering vibration problems, which are represented by ordinary differential equations, is the method of ...

In the course of investigating of the effect of a random potential on pulses with the cubic nonlinear Schrödinger equation, I became intrigued by what one should define as ...

Theoretical details necessary to calculate arbitrary-order correction terms to vibrational-rotational energies and wave functions in Rayleigh-Schrödinger perturbation theory ...

The quantum mechanical Schrödinger equation for the vibrational motion of a diatomic molecule is solved to arbitrary order of Rayleigh-Schrödinger perturbation theory by ...

This notebook solves Creeping Flow (flows with no inertia) of a stationary sphere on which a uniform flow is impinging. (This is the same problem as a single sphere falling ...