(UnitStep[1 - Abs[z]]/Sqrt[-Sqrt[-1 + z^2] + z]) EllipticK[(2 Sqrt[-1 + z^2])/(Sqrt[-1 + z^2] - z)] == (Pi/2) MeijerG[{{}, {3/4, 3/4}}, {{0, 1/2}, {}}, z, 1/2] /; Re[z] > 0

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2001-10-29