{"coeffs": [-9.413583858744364e-08, 0.2715331327489932, 1.385749616135445, 0.07602350955165749], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.481188981524453e-08, 372.08808202155444, 104.46361561823635, 0.002886831629385775], "covariance": [[6.156298762038353e-16, -4.133176853692378e-06, -1.1604849378987422e-06, -4.053847541117926e-11], [-4.13317685045822e-06, 138449.54078247902, 38869.6662438613, 1.0264316430026608], [-1.160484937034984e-06, 38869.66624386376, 10912.646988034632, 0.2881777038294327], [-4.053847539404766e-11, 1.0264316432452163, 0.2881777038973012, 8.33379685642213e-06]]}