具有小秩交换非循环基本群的不可约4-流形
Irreducible 4-manifolds with abelian non-cyclic fundamental group of small rank
摘要：
构造了大量具有交换非循环基本群的不可约辛4-流形。研究了具有有限个非循环基本群的流形的植物学。
英文摘要：
A myriad of irreducible symplectic 4-manifolds with abelian non-cyclic fundamental group is constructed. The botany of manifolds with finite non-cyclic fundamental groups is also studied.
机构、总结、中文摘要均由AI分析而来，可能存在错误，请以论文正文为准。
