60 search results - page 2 / 12 » On almost precipitous ideals |
APAL
2004
14 years 9 months ago
2004
Abstract. We start by studying the relationship between two invariants isolated by Shelah, the sets of good and approachable points. As part of our study of these invariants, we pr...
HYBRID
2004
Springer
15 years 2 months ago
2004
Springer
In this paper, we introduce a parametric semantics for timed controllers called the Almost ASAP semantics. This semantics is a relaxation of the usual ASAP3 semantics (also called ...
EJIS
2008
14 years 9 months ago
2008
In the 1990s, enrollments grew rapidly in information systems (IS) and computer science. Then, beginning in 2000 and 2001, enrollments declined precipitously. This paper looks at ...
COCO
2009
Springer
15 years 4 months ago
2009
Springer
—We show that the rank of a depth-3 circuit (over any field) that is simple, minimal and zero is at most O(k3 log d). The previous best rank bound known was 2O(k2 ) (log d)k−2...
IPM
2008
14 years 9 months ago
2008
Automatic text classification (TC) is essential for information sharing and management. Its ideal goals are to achieve high-quality TC: (1) accepting almost all documents that sho...