{"coeffs": [-1.4443309606741814e-06, 6.39688337254491e-05, 0.4361315886811305, 0.13053419848661865], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.873563877262397e-07, 3.7044571899827614e-06, 0.015641591452403396, 0.009057778297494897], "covariance": [[3.4498752620281675e-13, -1.4013728798649668e-12, -4.798805307354388e-09, -4.308908321768425e-09], [-1.4013728798649674e-12, 1.3723003072414976e-11, 5.67029526411613e-08, 3.087543388286582e-08], [-4.7988053073543905e-09, 5.67029526411613e-08, 0.000244659383163899, 0.0001233391570616301], [-4.3089083217684254e-09, 3.087543388286581e-08, 0.00012333915706163004, 8.204334768656956e-05]]}