{"coeffs": [-1.0373010003410786e-05, 0.00012592673930156498, 0.326319911709158, 0.17853398786001828], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.959507865529267e-06, 6.346947010108824e-06, 0.013897589173618552, 0.015241806406357401], "covariance": [[8.7586868061296e-12, -1.4784295138927573e-11, -1.7602187549572705e-08, -4.155252180205671e-08], [-1.4784295138927586e-11, 4.0283736349129336e-11, 7.794523881022083e-08, 9.091235722535082e-08], [-1.760218754957276e-08, 7.794523881022089e-08, 0.0001931429848386796, 0.0001498470451673741], [-4.155252180205672e-08, 9.091235722535077e-08, 0.00014984704516737387, 0.00023231266252887752]]}