<p>This is more of a note for myself, but <code>SymKronId</code> can possibly be accelerated using the expression in the appendix of <a href="http://dspace.library.cornell.edu/bitstream/1813/9038/1/TR001154.pdf">http://dspace.library.cornell.edu/bitstream/1813/9038/1/TR001154.pdf</a></p>

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