We study structures of derivation modules of Coxeter multiarrangements with quasi-constant multiplicities by using the primitive derivation. As an application, we show that the characteristic polynomial of a Coxeter multiarrangement with quasi-constant multiplicity is combinatorially computable.
|Number of pages||9|
|Journal||Journal of Algebra|
|Publication status||Published - Oct 15 2009|
All Science Journal Classification (ASJC) codes
- Algebra and Number Theory