Deep Pockets in Lattices and Other Groups

نویسندگان

  • ANDREW D. WARSHALL
  • A. D. WARSHALL
چکیده

We show the nonexistence of deep pockets in a large class of groups, extending a result of Bogopol’skĭi. We then give examples of important groups (namely lattices in Nil and Sol) which have deep pockets.

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تاریخ انتشار 2007