Journal of applied mathematics & informatics
- Volume 19 Issue 1_2
- /
- Pages.507-512
- /
- 2005
- /
- 2734-1194(pISSN)
- /
- 2234-8417(eISSN)
NON-LEVEL O-SEQUENCES OF CODIMENSION 4
Abstract
We find a condition that a graded Artinian O-sequence of codimension 4 is not level.