| 单词 | Pseudogroup |
| 释义 | PseudogroupAn algebraic structure whose elements consist of selected Homeomorphisms between open subsets of aSpace, with the composition of two transformations defined on the largest possible domain. The ``germs'' of theelements of a pseudogroup form a Groupoid (Weinstein 1996). See also Group, Groupoid, Inverse Semigroup
Weinstein, A. ``Groupoids: Unifying Internal and External Symmetry.'' Not. Amer. Math. Soc. 43, 744-752, 1996. |
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