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The Gold Partition Conjecture
Authors:Marcin Peczarski
Affiliation:(1) Institute of Informatics, Warsaw University, ul. Banacha 2, 02-097 Warszawa, Poland
Abstract:We present the Gold Partition Conjecture which immediately implies the $1/3$$2/3$ Conjecture and tight upper bound for sorting. We prove the Gold Partition Conjecture for posets of width two, semiorders and posets containing at most $11$ elements. We prove that the fraction of partial orders on an $n$-element set satisfying our conjecture converges to $1$ when $n$ approaches infinity. We discuss properties of a hypothetical counterexample.
Keywords:poset  linear extension     IEq7"  >  /content/447hw12750q3402v/11083_2006_9033_Article_IEq7.gif"   alt="  $1/3$"   align="  middle"   border="  0"  >–    IEq8"  >  /content/447hw12750q3402v/11083_2006_9033_Article_IEq8.gif"   alt="  $2/3$"   align="  middle"   border="  0"  > conjecture
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