{"coeffs": [-4.743967849584466e-06, 5.74314093675893e-05, 0.48217057859506446, 0.21870243658428287], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.936432187461116e-06, 5.6821234930088306e-05, 0.36109434397113177, 0.19559958227762334], "covariance": [[7.985982024109107e-11, -4.3173159246113355e-10, -2.582915702776639e-06, -1.6507911646962715e-06], [-4.317315924611322e-10, 3.2286527389802875e-09, 2.0406991304939103e-05, 1.071699533711237e-05], [-2.582915702776628e-06, 2.0406991304939093e-05, 0.13038912524794202, 0.06657852668748833], [-1.6507911646962677e-06, 1.0716995337112381e-05, 0.06657852668748845, 0.038259196587180744]]}