中文摘要：

本文研究辛orbifold群胚的弱Morita等价,证明了两个辛orbifold群胚弱Morita等价当且仅当其orbifold基本群同构.

英文摘要：

We discuss weak Morita equivalence of the symplectic orbifold groupoids, and show that two symplectic orbifold groupoids are weak Morita equivalent if and only if they have isomorphic orbifold fundamental groups.