247 citations
2 papers
nlin.CD2008★ 148 cited
On the security of a new image encryption scheme based on chaotic map lattices
David Arroyo, Rhouma Rhouma, Gonzalo Alvarez +2
This paper reports a detailed cryptanalysis of a recently proposed encryption scheme based on the logistic map. Some problems are emphasized concerning the key space definition and…
cond-mat.mtrl-sci2006★ 247 cited
The closest elastic tensor of arbitrary symmetry to an elasticity tensor of lower symmetry
Maher Moakher, Andrew N. Norris
The closest tensors of higher symmetry classes are derived in explicit form for a given elasticity tensor of arbitrary symmetry. The mathematical problem is to minimize the elastic…