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math.CA2017
Uniqueness of Limit Cycles for Quadratic Vector Fields
José Luis Bravo, Manuel Fernández, Ignacio Ojeda +1
This article deals with the study of the number of limit cycles surrounding a critical point of a quadratic planar vector field, which, in normal form, can be written as $x'= a_1 x…
math.AC2017
Critical binomial ideals of Norhtcott type
P. A. García-Sánchez, D. Llena, I. Ojeda
In this paper, we study a family of binomial ideals defining monomial curves in the dimensional affine space determined by hypersurfaces of the form $x_i^{c_i} - x_1^{u_{i1…