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CORR
2006
Springer
86views Education» more  CORR 2006»
15 years 5 months ago
Improving Precision of Type Analysis Using Non-Discriminative Union
This paper presents a new type analysis for logic programs. The analysis is performed with a priori type definitions; and type expressions are formed from a fixed alphabet of type...
Lunjin Lu
CORR
2006
Springer
151views Education» more  CORR 2006»
15 years 5 months ago
Combining decision procedures for the reals
Abstract. We address the general problem of determining the validity of boolean combinations of equalities and inequalities between real-valued expressions. In particular, we consi...
Jeremy Avigad, Harvey Friedman
124
Voted
CORR
2006
Springer
93views Education» more  CORR 2006»
15 years 5 months ago
Fast and Simple Methods For Computing Control Points
The purpose of this paper is to present simple and fast methods for computing control points for polynomial curves and polynomial surfaces given explicitly in terms of polynomials ...
Jean H. Gallier, Weqing Gu
DAM
2006
136views more  DAM 2006»
15 years 5 months ago
The complexity of maximum matroid-greedoid intersection and weighted greedoid maximization,
The maximum intersection problem for a matroid and a greedoid, given by polynomialtime oracles, is shown NP-hard by expressing the satisfiability of boolean formulas in 3-conjunct...
Taneli Mielikäinen, Esko Ukkonen
127
Voted
IJVR
2008
119views more  IJVR 2008»
15 years 5 months ago
Agent-based Intelligence Decision Support System for Virtual Greenhouse
In facility agriculture, it is an urgent problem to design and choose the type and facility of greenhouse based on user's requirements, which are always difficult to express c...
Wei Wei, Xinyu Guo, Shenglian Lu, Chunjiang Zhao