01084nam a2200289 4500991001549709707536030410s2002 it ||| | ita 8830416797b12163077-39ule_instDip.to di Filol. Class. e di Scienze Filosofiche ita510.1Stewart, Ian337967L'altro segreto della vita /Ian Stewart ;traduzione di Libero SosioMilano :Longanesi, c2002380 p., 8 p. di tav. :ill. ;20 cm.La lente di Galileo ;25Contiene Indici e NoteTit. orig.: Lige's other secretSul front.: Venti illustrazioni fuori testoMatematica -TeorieSosio, Libero.b1216307721-09-0610-04-03991001549709707536LE007 510.1 STE 01.0112007000060681le007-E0.00-l- 00000.i1249926210-04-03Altro segreto della vita147404UNISALENTOle00710-04-03ma -itait 0002904nam 2200589 450 991078884600332120170822144321.01-4704-0334-X(CKB)3360000000464925(EBL)3114432(SSID)ssj0000976601(PQKBManifestationID)11543625(PQKBTitleCode)TC0000976601(PQKBWorkID)11035286(PQKB)11491228(MiAaPQ)EBC3114432(RPAM)12585682(PPN)195416279(EXLCZ)99336000000046492520011109d2002 uy| 0engur|n|---|||||txtccrTriangulations of oriented matroids /Francisco SantosProvidence, Rhode Island :American Mathematical Society,2002.1 online resource (95 p.)Memoirs of the American Mathematical Society,0065-9266 ;number 741"Volume 156, number 741 (second of 5 numbers)."0-8218-2769-3 Includes bibliographical references.""Contents""; ""Introduction""; ""Chapter 1. Preliminaries on Oriented Matroids""; ""1.1. Convexity""; ""1.2. Extensions. Lexicographic extensions""; ""1.3. Euclideanness""; ""Chapter 2. Triangulations of Oriented Matroids""; ""2.1. Definition, characterizations and remarks""; ""2.2. Equivalence of the different characterizations""; ""2.3. Some properties of triangulations""; ""2.4. Topology of triangulations""; ""Chapter 3. Duality between Triangulations and Extensions""; ""3.1. Circuit, cocircuit, extension and triangulation vectors""""3.2. The affine span of characteristic vectors of triangulations""""3.3. Mutations versus geometric bistellar flips""; ""Chapter 4. Subdivisions of Lawrence Polytopes""; ""4.1. Lifting subdivisions. Subdivisions""; ""4.2. Lawrence polytopes only have lifting subdivisions""; ""4.3. The extension space conjecture and the Baues problem""; ""4.4. A reoriented Lawrence construction""; ""Chapter 5. Lifting Triangulations""; ""5.1. Some properties. Lifting versus regular triangulations""; ""5.2. Three interesting non-lifting triangulations""; ""5.3. Two characterizations of lifting subdivisions""""Bibliography""Memoirs of the American Mathematical Society ;no. 741.Oriented matroidsPolytopesTriangularization (Mathematics)Oriented matroids.Polytopes.Triangularization (Mathematics)510 s511/.6Santos Francisco1968-1566859MiAaPQMiAaPQMiAaPQBOOK9910788846003321Triangulations of oriented matroids3837788UNINA