{"coeffs": [-5.204413934630023e-07, 8.972350069287917e-05, 0.3326708679145754, 0.12993338297787693], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.9471817206018966e-06, 7.0700444637311005e-06, 0.02167049400798779, 0.02066476166236337], "covariance": [[8.685880094249955e-12, -1.3402529869764699e-11, -1.5345986382122605e-08, -5.082298996072079e-08], [-1.3402529869764696e-11, 4.998552871913479e-11, 1.3249260414661917e-07, 1.3075324068854168e-07], [-1.5345986382122588e-08, 1.324926041466192e-07, 0.0004696103105502347, 0.0002869262307224902], [-5.082298996072078e-08, 1.3075324068854168e-07, 0.0002869262307224902, 0.0004270323745622829]]}