Nearly free divisors and rational cuspidal curves
Nearly free divisors and rational cuspidal curves
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近自由除数和有理尖曲线
DOI:
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发表时间:
2015
期刊:
影响因子:
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通讯作者:
Gabriel Sticlaru
中科院分区:
文献类型:
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作者:
A. Dimca;Gabriel Sticlaru
We define a class of plane curves which are close to the free divisors and such that conjecturally it contains the class of rational cuspidal curves. Using a recent result by U. Walther we show that any unicuspidal rational curve with a unique Puiseux pair is either free or belongs to this class.