Finite presentations for spherical/braid twist groups from decorated marked surfaces

Qiu, Y; Zhou, Y

Zhou, Y (corresponding author), Tsinghua Univ, Yau Math Sci Ctr, Beijing 100084, Peoples R China.

JOURNAL OF TOPOLOGY, 2020; 13 (2): 501

Abstract

We give a finite presentation for the braid twist group of a decorated surface. If the decorated surface arises from a triangulated marked surface wit......

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