f
[[(-1.9999999999620535-2.140737409649829e-25j), (0.01503725366679566+8.9024879476904e-19j)], [(1.000000000361795-5.3191420110654575e-06j), (0.6040626284983213-3.990954244586713e-13j)]]

tan
[[(-1.5707963268491374-2.1092192356766435e-24j), (-0.9999999999714314+7.617825129923067e-18j)], [(1.570796326839195-2.824047436646904e-25j), (-1.0000000000254874-2.965993452951992e-17j)]]

gamma
[[(-2.999999999875935+2.8502456309597932e-18j), (-0.1666666666891614-1.352276650281643e-19j)], [(-1.99999999997983-5.518927602051856e-19j), (0.5000000000117799-4.2867169813943296e-17j)], [(-1.000000000068607+2.8595861454033047e-18j), (-0.9999999999862923+4.868195941015893e-18j)], [(-4.682229066094088e-13-1.50484704628783e-17j), (1.0000000000027514-1.3522766502821893e-17j)]]


invbessel
[[(-2.4048255576901743-3.70640473440523e-13j), (1.9262348470268431-3.2905398490198153e-16j)], [(2.4048255577387985+1.2922113962690216e-13j), (-1.9262348470068815+1.654242843533135e-16j)]] [[(-1.9999999999620535-2.140737409649829e-25j), (0.01503725366679566+8.9024879476904e-19j)], [(1.000000000361795-5.3191420110654575e-06j), (0.6040626284983213-3.990954244586713e-13j)]]