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pro vyhledávání: '"929"'
Autor:
Singh, Anurag K.
Publikováno v:
American Journal of Mathematics {\bf 121} (1999) 919--929
We show that the property of F-regularity does not deform, and thereby settle this longstanding open question in the theory of tight closure. Specifically, we construct a three dimensional domain R which is not F-regular (or even F-pure), but has a q
Externí odkaz:
http://arxiv.org/abs/math/0209242