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Journals ACM Communications in Computer Algebra Volume 41 Issue 3

Vol. 41, No. 3, September 2007 Conference Abstracts Software Exhibition Abstracts ISSAC 2007 July 29 “ August 1, 2007 The University of Waterloo Waterloo, Ontario Canada http://www.cs.uwaterloo.ca/issac2007 Following are the abstracts of the Software Exhibition Session at the 2007 ACM International Symposium on Symbolic and Algebraic Computation. The Software Exhibition Chair was Hirokazu Anai (Fujitsu Laboratories Ltd. Japan). ISSAC 2007 organized sessions to exhibit software packages produced by academic developers. These sessions are intended to promote software development activities in all areas of symbolic mathematical computation. DISCOVERER: A tool for solving semi-algebraic systems — Bican Xia LMAM & School of Mathematical Sciences Peking University Beijing, 100871, China E-mail: xbc@math.pku.edu.cn A system in the following form ± ´ p1 (u, x) = 0, , ps (u, x) = 0, ´ ² g1 (u, x) ¥ 0, , gr (u, x) ¥ 0, ´ ´ gr+1 (u, x) > 0, , gt (u, x) > 0, ³ h1 (u, x) = 0, , hm (u, x) = 0, is called a semi-algebraic system, or simply SAS, which can be also written as [P, G1 , G2 , H] (1) where P, G1 , G2 and H stand for [p1 ,

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DISCOVERER: a tool for solving semi-algebraic systems

Xia, Bican
ACM Communications in Computer Algebra , Volume 41 (3)
Association for Computing Machinery – Sep 1, 2007

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