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In mathematics and classical mechanics, canonical coordinates are sets of coordinates on phase space which can be used to describe a physical system at...

A Hamiltonian system is a dynamical system governed by Hamilton's equations. In physics, this dynamical system describes the evolution of a physical system...

In electrodynamics, elliptical polarization is the polarization of electromagnetic radiation such that the tip of the electric field vector describes an...

In physics, semiclassical refers to a theory in which one part of a system is described quantum mechanically, whereas the other is treated classically...

Lucien Bull (January 5, 1876 – August 25, 1972) was a pioneer in chronophotography. Chronophotography is defined as "a set of photographs of a moving object...

The blue sky catastrophe is a form of orbital indeterminacy, and an element of bifurcation theory. Blue sky catastrophe is a type of bifurcation of a periodic...