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math.DS2017
A note on the box dimension of degenerate foci
Domagoj Vlah, Darko Zubrinic, Vesna Zupanovic
We study polynomial planar systems with singularity of focus type without characteristic directions. Simple and natural transformation of weak focus has been used to obtain such de…
math.DS2015★ 8 cited
Fractal analysis of Hopf bifurcation at infinity
Goran Radunović, Vesna Županović, Darko Žubrinić
Using geometric inversion with respect to the origin we extend the definition of box dimension to the case of unbounded subsets of Euclidean spaces. Alternative but equivalent defi…