Talk:Criss-cross algorithm: Difference between revisions

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Did You Know?: added some preliminary referencing. The expected behavior of the simplex method (on problems from the unit sphere) is O(D) by Borgwardt and Smale. I don't have Klee & Minty's paper handy, but it seems trivial that a cube drawn fro
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** '''Did you know''' ... that the '''[[criss-cross algorithm]]''' and the [[simplex algorithm]] can visit all&nbsp;2<sup>''D''</sup> corners of a <!-- the [[Victor Klee|Klee]]–Minty --> [[unit cube|cube]] in [[dimension (vector space)|dimension]]&nbsp;''D'' but visit only&nbsp;''D'' corners [[expected value|on average]]?
::If you like this, then I should find a reference. Best regards, <small><span style="border:1px solid black;padding:1px;">[[User:Kiefer.Wolfowitz|<font style="color:blue;background:yellow;">&nbsp;'''Kiefer'''.'''Wolfowitz'''&nbsp;</font>]]</span></small>&nbsp;([[User talk:Kiefer.Wolfowitz#top|Discussion]]) 20:04, 22 March 2011 (UTC)
::I added some preliminary referencing about average behavior. The expected behavior of the simplex method (on problems from the unit sphere) is O(D) by Borgwardt and Smale. I don't have Klee & Minty's paper handy, but it seems trivial that a cube drawn from the sphere should have D steps on average. (I don't have time to reference properly today: Iterating the bibliography operator initialized with Fukuda & Terlaky should suffice. Sincerely, <small><span style="border:1px solid black;padding:1px;">[[User:Kiefer.Wolfowitz|<font style="color:blue;background:yellow;">&nbsp;'''Kiefer'''.'''Wolfowitz'''&nbsp;</font>]]</span></small>&nbsp;([[User talk:Kiefer.Wolfowitz#top|Discussion]]) 20:25, 22 March 2011 (UTC)