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20072022
most citedExistence of non-algebraic singularities of differential equation

9 citations · 9 across the 7 of their papers we have counts for

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10 papers · 1 filter

math.DS2022

Analytic normal forms for planar resonant saddle vector fields

Loïc Teyssier

We give essentially unique ``normal forms'' for germs of a holomorphic vector field of the complex plane in the neighborhood of an isolated singularity which is a p:q resonant-sadd…

math.DS2021

Rigidity of saddle loops

Daniel Panazzolo, Maja Resman, Loïc Teyssier

A saddle loop is a germ of a holomorphic foliation near a homoclinic saddle connection. We prove that they are classied by their Poincar{é} rst-return map. We also prove that they…

math.DS2018

Analytic normal forms and inverse problems for unfoldings of 2-dimensional saddle-nodes with analytic center manifold

C. Rousseau, Loïc Jean Dit Teyssier

We give normal forms for generic k-dimensional parametric families of germs of holomorphic vector fields near unfolding a saddle-no…

math.DS2013

Meromorphic infinitesimal affine actions of the plane

Loïc Jean Dit Teyssier

We study complex Lie algebras spanned by pairs \left(Z,Y\right) of germs of a meromorphic vector field of the complex plane satisfying \left[Z,Y\right]=δY for some δ\in\ww C . This…

math.DS2013

Analyticity in spaces of convergent power series and applications

Loïc Teyssier

We study the analytic structure of the space of germs of an analytic function at the origin of \ww C^{\times m} , namely the space \germ{\mathbf{z}} where \mathbf{z}=\left(z\_{1},\…

math.DS2013

Analytic normal forms for convergent saddle-node vector fields

Reinhard Schäfke, Loïc Jean Dit Teyssier

We give unique analytic "normal forms" for germs of a holomorphic vector field of the complex plane in the neighborhood of an isolated singularity of saddle-node type having a conv…