Łojasiewicz exponents and singularities at infinity of polynomials in two complex variables

Janusz Gwoździewicz; Arkadiusz Płoski

Colloquium Mathematicae (2005)

  • Volume: 103, Issue: 1, page 47-60
  • ISSN: 0010-1354

Abstract

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For every polynomial F in two complex variables we define the Łojasiewicz exponents p , t ( F ) measuring the growth of the gradient ∇F on the branches centered at points p at infinity such that F approaches t along γ. We calculate the exponents p , t ( F ) in terms of the local invariants of singularities of the pencil of projective curves associated with F.

How to cite

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Janusz Gwoździewicz, and Arkadiusz Płoski. "Łojasiewicz exponents and singularities at infinity of polynomials in two complex variables." Colloquium Mathematicae 103.1 (2005): 47-60. <http://eudml.org/doc/283647>.

@article{JanuszGwoździewicz2005,
abstract = {For every polynomial F in two complex variables we define the Łojasiewicz exponents $ℒ_\{p,t\}(F)$ measuring the growth of the gradient ∇F on the branches centered at points p at infinity such that F approaches t along γ. We calculate the exponents $ℒ_\{p,t\}(F)$ in terms of the local invariants of singularities of the pencil of projective curves associated with F.},
author = {Janusz Gwoździewicz, Arkadiusz Płoski},
journal = {Colloquium Mathematicae},
keywords = {Lojasiewicz exponent; equisingularity at infinity; polar curves},
language = {eng},
number = {1},
pages = {47-60},
title = {Łojasiewicz exponents and singularities at infinity of polynomials in two complex variables},
url = {http://eudml.org/doc/283647},
volume = {103},
year = {2005},
}

TY - JOUR
AU - Janusz Gwoździewicz
AU - Arkadiusz Płoski
TI - Łojasiewicz exponents and singularities at infinity of polynomials in two complex variables
JO - Colloquium Mathematicae
PY - 2005
VL - 103
IS - 1
SP - 47
EP - 60
AB - For every polynomial F in two complex variables we define the Łojasiewicz exponents $ℒ_{p,t}(F)$ measuring the growth of the gradient ∇F on the branches centered at points p at infinity such that F approaches t along γ. We calculate the exponents $ℒ_{p,t}(F)$ in terms of the local invariants of singularities of the pencil of projective curves associated with F.
LA - eng
KW - Lojasiewicz exponent; equisingularity at infinity; polar curves
UR - http://eudml.org/doc/283647
ER -

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