We ask users to provide proof(s), reference(s) to proof(s), or further clarification on the proof(s) in this space.
: Wilson polynomial : http://dlmf.nist.gov/18.25#T1.t1.r2
: Pochhammer symbol : http://dlmf.nist.gov/5.2#iii
: imaginary unit : http://dlmf.nist.gov/1.9.i
: generalized hypergeometric function : http://dlmf.nist.gov/16.2#E1
Equation in Section 9.1 of KLS.
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