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Groups > comp.programming > #977

Re: Worst Case Greedy Walk

Newsgroups comp.programming, comp.theory, sci.math, comp.graphics.algorithms
Date 2011-11-01 20:32 -0700
From William Elliot <marsh@rdrop.com>
Subject Re: Worst Case Greedy Walk
Message-ID <20111101194849.B2462@agora.rdrop.com> (permalink)
References <10a6051c-903f-4fd4-95e9-15e90dee066c@m19g2000yqh.googlegroups.com> <20111031205413.D47073@agora.rdrop.com> <d9a4376c-ed3f-408a-950c-e76e082e214a@s9g2000yqi.googlegroups.com>

Cross-posted to 4 groups.

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On Tue, 1 Nov 2011, Andrew Tomazos wrote:
> On Nov 1, 5:24 am, William Elliot <ma...@rdrop.com> wrote:

>>> such that the total distance of the path traveled by starting at the
>>> first point and moving directly to the nearest unvisited point (until
>>> they have all been visited) is maximized
>>
>> That is ambiguous.  What if there is more than one "nearest" point?
>
> Ok, in that case the algorithm can choose.  More formally make the set
> of n points an n-tuple of points, and in the case of two or more
> nearest unvisited points than the earlier one in the list is visited.

You're clipping the essential problem statement which will
sooner or later result in vague and useless replies.

Please include essential content _within_ your reply.  See
 	http://oakroadsystems.com/genl/unice.htm

When maximizing S(n) am I allowed both the choice of positions
and of order?  I'd think so, if I recall the problem correctly.

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Thread

Worst Case Greedy Walk Andrew Tomazos <andrew@tomazos.com> - 2011-10-31 08:11 -0700
  Re: Worst Case Greedy Walk William Elliot <marsh@rdrop.com> - 2011-10-31 21:24 -0700
    Re: Worst Case Greedy Walk Andrew Tomazos <andrew@tomazos.com> - 2011-11-01 12:41 -0700
      Re: Worst Case Greedy Walk William Elliot <marsh@rdrop.com> - 2011-11-01 20:32 -0700
  Re: Worst Case Greedy Walk "Chris Uppal" <chris.uppal@metagnostic.REMOVE-THIS.org> - 2011-11-01 07:21 +0000
    Re: Worst Case Greedy Walk James Dow Allen <jdallen2000@yahoo.com> - 2011-11-01 00:45 -0700
      Re: Worst Case Greedy Walk Andrew Tomazos <andrew@tomazos.com> - 2011-11-01 13:02 -0700
        Re: Worst Case Greedy Walk mike fee <m.fee@irl.nospam.cri.nz> - 2011-11-02 09:57 +1300
          Re: Worst Case Greedy Walk mike fee <m.fee@irl.nospam.cri.nz> - 2011-11-03 10:55 +1300
            Re: Worst Case Greedy Walk "INFINITY POWER" <infinity@limited.com> - 2011-11-03 09:39 +1000
              Re: Worst Case Greedy Walk mike fee <m.fee@irl.nospam.cri.nz> - 2011-11-07 17:09 +1300
                Re: Worst Case Greedy Walk "INFINITY POWER" <infinity@limited.com> - 2011-11-08 04:04 +1000
                Re: Worst Case Greedy Walk mike fee <m.fee@irl.nospam.cri.nz> - 2011-11-08 09:54 +1300
                Re: Worst Case Greedy Walk seeWebInstead@rem.intarweb.org (Robert Maas, http://tinyurl.com/uh3t) - 2011-11-13 11:50 -0800
                Re: Worst Case Greedy Walk "INFINITY POWER" <infinity@limited.com> - 2011-11-14 06:58 +1000
                Re: Worst Case Greedy Walk seeWebInstead@rem.intarweb.org (Robert Maas, http://tinyurl.com/uh3t) - 2012-03-29 00:28 -0700
                Re: Worst Case Greedy Walk mike fee <m.fee@irl.nospam.cri.nz> - 2011-11-08 11:44 +1300
                Re: Worst Case Greedy Walk mike fee <m.fee@irl.nospam.cri.nz> - 2011-11-08 14:28 +1300
    Re: Worst Case Greedy Walk Andrew Tomazos <andrew@tomazos.com> - 2011-11-01 12:46 -0700
      Re: Worst Case Greedy Walk "Chris Uppal" <chris.uppal@metagnostic.REMOVE-THIS.org> - 2011-11-02 08:16 +0000
        Re: Worst Case Greedy Walk Patricia Shanahan <pats@acm.org> - 2011-11-02 05:27 -0700
  Re: Worst Case Greedy Walk Graham Cooper <grahamcooper7@gmail.com> - 2011-11-01 14:29 -0700
    Re: Worst Case Greedy Walk Graham Cooper <grahamcooper7@gmail.com> - 2011-11-01 15:30 -0700
    Re: Worst Case Greedy Walk Steve Thompson <thomps2048@yahoo.ca> - 2011-11-01 20:56 -0400
  Re: Worst Case Greedy Walk quasi <quasi@null.set> - 2011-11-02 01:55 -0500
    Re: Worst Case Greedy Walk quasi <quasi@null.set> - 2011-11-02 18:24 -0500
  Re: Worst Case Greedy Walk "INFINITY POWER" <infinity@limited.com> - 2011-11-02 17:49 +1000

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