#################################################################################### #################################################################################### #################################################################################### ### ### ### ### ### LIBRARY OF TRIANGULATIONS ### ### by Bruno Benedetti and Frank H. Lutz ### ### http://page.math.tu-berlin.de/~lutz/stellar/library_of_triangulations.html ### ### ### ### ### ### name of example: ### ### ### ### RP4#K3_17 ### ### ### ### ### ### description: ### ### ### ### homeomorphic, but not PL homeomorphic ### ### to RP4#11S2xS2 ### ### ### ### ### ### properties: ### ### ### ### f=(28,245,930,1150,460), ### ### H_*=(Z,Z_2,Z^22,Z_2,0), ### ### optimal discrete Morse vector: (1,1,23,1,1), perfect over Z_2 ### ### ### ### ### ### references: ### ### ### ### M. Kreck. ### ### Some closed 4-manifolds with exotic differentiable structure. ### ### Algebraic Topology, Aarhus 1982, Proc. conference held in ### ### Aarhus, Denmark, 1982 (I. Madsen and B. Oliver, eds.). ### ### Lecture Notes in Mathematics 1051, 246-262. ### ### Springer-Verlag, Berlin, 1984. ### ### ### ### B. Benedetti and F. H. Lutz. ### ### Random discrete Morse theory and a new library of triangulations. ### ### Exp. 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