{"coeffs": [-1.6258397958864157e-06, 0.3044309582221805, 2.1976353444671624, 0.19473933682402425], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [5.551620163175486e-07, 62.198645146006285, 40.00564756471152, 0.00932378085585737], "covariance": [[3.0820486436176603e-13, -2.862499292124547e-05, -1.8416003902380963e-05, -4.758320006718215e-09], [-2.862499291772047e-05, 3868.671457998811, 2488.296829691221, 0.5632877498373176], [-1.8416003900087563e-05, 2488.296829691461, 1600.4518370719093, 0.36234141388088725], [-4.758320006410082e-09, 0.5632877498672361, 0.36234141390013147, 8.693288944805237e-05]]}