On fundamental groups related to the Hirzebruch surface F<sub>1</sub>

来源 :中国科学：数学英文版 | 被引量 : 0次 | 上传用户：luohuaxiyushi

【摘要】

：

Given a projective surface and a generic projection to the plane,the braid monodromy factorization（and thus,the braid monodromy type）of the complement of its bran

【作者】

：

Michael FRIEDMAN Mina TEICHER

【机构】

：

DepartmentofMathematicsBar-IlanUniversity,DepartmentofMathematics,Bar-IlanUniversity,52900Ramat-Gan,

【出处】

：

中国科学：数学英文版

【发表日期】

：

2008年4期

【关键词】

：

Hirzebruch SURFACES DEGENERATION generic projection branch curve BRAID MONODROMY

【基金项目】

：

This work was supported by the Emmy Noether Institute Fellowship(by the Minerva Foundation of Germany),Israel Science Foundation(Grant No.8008/02-3)

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Given a projective surface and a generic projection to the plane,the braid monodromy factorization（and thus,the braid monodromy type）of the complement of its branch curve is one of the most important topological invariants,stable on deformations.From this

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On fundamental groups related to the Hirzebruch surface F<sub>1</sub>

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