摘要
In this paper, we prove that a self-amalgamation of a strongly irreducible Heegaard splitting along disks is unstabilized.
In this paper, we prove that a self-amalgamation of a strongly irreducible Heegaard splitting along disks is unstabilized.
基金
The NSF(11101058,11329101 and 11471151)of China
the Fundamental Research Funds(DUT14ZD208 and DUT14LK12)for the Central Universities