most citedA mathematical analysis of the evolution of perturbations in a modified Chaplygin gas model

29 citations

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gr-qc2007★ 29 cited

A mathematical analysis of the evolution of perturbations in a modified Chaplygin gas model

Sandro Silva e Costa, Maximiliano Ujevic, Alesandro Ferreira dos Santos

One approach in modern cosmology consists in supposing that dark matter and dark energy are different manifestations of a single `quartessential' fluid. Following such idea, this w…

hep-th2006★ 1 cited

Perturbed nonlinear models from Noncommutativity

I. Cabrera-Carnero, L. Alejandro Correa-Borbonet, G. C. S. Valadares

By means of the Ehrenfest's Theorem inside the context of a noncommutative Quantum Mechanics it is obtained the Newton's Second Law in noncommutative space. Considering discrete sy…