InverseJacobiSD[z, m] == Sum[(((-1)^j Pochhammer[1/2, j]^2 z^(2 j + 1))/ (Pochhammer[3/2, j] j!)) HypergeometricPFQ[{{1/2}, {-j}, {1/2 + j}}, {{}, {1/2 - j}, {3/2 + j}}, 1, z^2] m^j, {j, 0, Infinity}]

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2001-10-29