The three conjectural sporadics in the entropic order on a parabolic quotient of S6S_6

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In the above notation, let the displayed arrays denote the corresponding elements of the parabolic quotient, and let ⊳\rhd denote the entropic partial order.

Three sporadic entropic-order conjectures. The following three relations hold:

37⊳11:(acfbde)⊳(abdfce),43⊳11:(adebcf)⊳(abdfce),49⊳11:(adfbce)⊳(abdfce).\begin{array}{rcl} \mathbf{37}\rhd\mathbf{11}:\quad \left(\begin{array}{ccc}a & c & f\\b & d & e\end{array}\right)&\rhd&\left(\begin{array}{ccc}a & b & d\\f & c & e\end{array}\right),\\ \mathbf{43}\rhd\mathbf{11}:\quad \left(\begin{array}{ccc}a & d & e\\b & c & f\end{array}\right)&\rhd&\left(\begin{array}{ccc}a & b & d\\f & c & e\end{array}\right),\\ \mathbf{49}\rhd\mathbf{11}:\quad \left(\begin{array}{ccc}a & d & f\\b & c & e\end{array}\right)&\rhd&\left(\begin{array}{ccc}a & b & d\\f & c & e\end{array}\right). \end{array}

These are the remaining sporadic relations identified in the paper; the preceding discussion explains that the author was unable to prove them and that their structure does not yield to the techniques used for the other relations.

References

Primary source

Gary McConnell, “An entropic partial order on a parabolic quotient of S6”, arXiv:1209.2674 (2012).

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