Duc Tai Pho

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math.AG2002

Classification of sextics of torus type

Mutsuo Oka, Duc Tai Pho

The second author classified configurations of the singularities on tame sextics of torus type. In this paper, we give a complete classification of the singularities on irreducible…

math.AG2000

Fundamental group of sextics of torus type

Mutsuo Oka, Duc Tai Pho

We show that the fundamental group of the complement of any irreducible tame torus sextics in $P^{2}$ is isomorphic to $Z_{2} * Z_{3}$ except one class. The exceptional class h…