Displaying similar documents to “On the representation of the continuous functions of two variables by mean of addition and continuous functions of one variable”

Base points of polar curves

Eduardo Casas-Alvero (1991)

Annales de l'institut Fourier

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The base points of the system of polar curves of an irreducible algebroid plane curve with general moduli are determined. As consequences a lower bound for the Tjurina number and many continuous analytic invariants of the curve are found.