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arxiv: math-ph/0106027 · v2 · submitted 2001-06-25 · 🧮 math-ph · math.DS· math.MP

Poincare' normal and renormalized forms

classification 🧮 math-ph math.DSmath.MP
keywords formsnormalaspectsbrieflyconvergencediscusse-dulacfurther
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We briefly review the main aspects of (Poincar\'e-Dulac) normal forms; we have a look at the non-uniqueness problem, and discuss one of the proposed ways to ``further reduce'' the normal forms. We also mention some convergence results.

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