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Spring Topology and Dynamics Conference
March 21-23, 2002
University of Texas
Austin, TX, USA

Organizers
Cameron Gordon, John Luecke, Alan Reid

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Planability of Whitney levels
by
Wlodzimierz J. Charatonik
University of Missouri-Rolla
Coauthors: Jorge Buscamante (BUAP, Puebla, Mexico), Raul Escobedo (BUAP, Puebla, Mexico)

We show an example of a non-planar continuum, whose all Whitney levels are planar. This shows that being a planar continuum is not a Whitney reversible property and thus answers a question from Illanes-Nadler book "Hyperspaces".

Date received: February 12, 2002

Copyright © 2002 by the author(s). The author(s) of this document and the organizers of the conference have granted their consent to include this abstract in Atlas Conferences Inc. Document # caik-22.