Izvorni znanstveni članak
Cohomological classication of Ann-categories
Nguyen Tien Quang
; Department of Mathematics, University of Oldenburg, Oldenburg, Germany
Sažetak
An Ann-category is a categorication of rings. Regular Ann-categories were classied by Shukla cohomology of algebras. In this paper, we state and prove the precise theorem on classication of Ann-categories in the general case based on Mac Lane cohomology of rings.
Ključne riječi
least squares tting of spatial data; conic sections
Hrčak ID:
101431
URI
Datum izdavanja:
10.5.2013.
Posjeta: 1.124 *