Classifying Space
The classifying space for U(n) is described in the article classifying space for U(n).
Read more about this topic: Unitary Group
Famous quotes containing the word space:
“In the tale proper—where there is no space for development of character or for great profusion and variety of incident—mere construction is, of course, far more imperatively demanded than in the novel.”
—Edgar Allan Poe (1809–1849)