{"coeffs": [-5.110829738228082e-07, 4.981603723704516e-05, 0.4221493931293544, 0.1257364872462349], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1034120452368275e-07, 6.106413831293196e-07, 0.003286656121226332, 0.002039112874403415], "covariance": [[1.2175181415737186e-14, -4.2081476687877484e-14, -1.7225171811878218e-10, -1.7937926610775675e-10], [-4.208147668787748e-14, 3.7288289879008854e-13, 1.947724938741812e-09, 1.1369736841191923e-09], [-1.7225171811878197e-10, 1.9477249387418116e-09, 1.080210845919452e-05, 5.679323370502448e-06], [-1.7937926610775677e-10, 1.1369736841191925e-09, 5.6793233705024505e-06, 4.157981314557757e-06]]}