Clopen

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Revision as of 11:50, 26 March 2006; view current revision
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clopen may refer to:

  • a clopen set as in topology (a branch of mathematics)
  • a term used by workers in retail and service jobs when then have to close one night, and open the following day. This term can be used either as a noun ("my schedule has a clopen this week"), or as a verb ("looks like I have to clopen")

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