string topology造句

例句与造句

1. Since 2002 Cohen has been one of the leading developers and contributors to the theory of String Topology, which was introduced originally by Chas and Sullivan.
2. There are more complicated operations on the Floer homology of a cotangent bundle that correspond to the string topology operations on the homology of the loop space of the underlying manifold.
3. In the last years, interest in the space of all free loops LX has grown with the advent of string topology, i . e . the study of new algebraic structures on the homology of the free loop space.
4. It's difficult to find string topology in a sentence. 用string topology造句挺难的