Affine invariant conditions for the topological distinction of quadratic systems with a critical point of the 4th multiplicity.

Voldman, Mark, Calin, Iu. T., and Vulpe, Nicolae I.. "Affine invariant conditions for the topological distinction of quadratic systems with a critical point of the 4th multiplicity.." Publicacions Matemàtiques 40.2 (1996): 431-441. <http://eudml.org/doc/41265>.

@article{Voldman1996,
abstract = {The affine invariant partition of the set of quadratic systems with one finite singular point of the 4th multiplicity with respect to different topological classes is accomplished. The conditions corresponding to this partition are semi-algebraic, i.e. they are expressed as equalities or inequalities between polynomials.},
author = {Voldman, Mark, Calin, Iu. T., Vulpe, Nicolae I.},
journal = {Publicacions Matemàtiques},
keywords = {Ecuaciones diferenciales ordinarias; Resolución de ecuaciones; Invariancia; Ecuación cuadrática; Puntos singulares; Algebra de polinomios; Desigualdades; Propiedades topológicas; critical point; affine invariant partition; quadratic systems; finite singular point},
language = {eng},
number = {2},
pages = {431-441},
title = {Affine invariant conditions for the topological distinction of quadratic systems with a critical point of the 4th multiplicity.},
url = {http://eudml.org/doc/41265},
volume = {40},
year = {1996},
}

TY - JOUR
AU - Voldman, Mark
AU - Calin, Iu. T.
AU - Vulpe, Nicolae I.
TI - Affine invariant conditions for the topological distinction of quadratic systems with a critical point of the 4th multiplicity.
JO - Publicacions Matemàtiques
PY - 1996
VL - 40
IS - 2
SP - 431
EP - 441
AB - The affine invariant partition of the set of quadratic systems with one finite singular point of the 4th multiplicity with respect to different topological classes is accomplished. The conditions corresponding to this partition are semi-algebraic, i.e. they are expressed as equalities or inequalities between polynomials.
LA - eng
KW - Ecuaciones diferenciales ordinarias; Resolución de ecuaciones; Invariancia; Ecuación cuadrática; Puntos singulares; Algebra de polinomios; Desigualdades; Propiedades topológicas; critical point; affine invariant partition; quadratic systems; finite singular point
UR - http://eudml.org/doc/41265
ER -