{"coeffs": [-2.3611828682577541e-07, 0.00012697833328325237, 0.8280810881548246, 0.14155427742896004], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.3962165207071577e-08, 2.0155201618521235e-05, 0.030423362266813973, 0.002589211732679434], "covariance": [[1.153428665552423e-15, -4.673419390958104e-13, -7.258357107068472e-10, -7.109463952191275e-11], [-4.673419390957969e-13, 4.0623215228324097e-10, 6.125224228115827e-07, 4.993220530401566e-08], [-7.258357107068245e-10, 6.125224228115838e-07, 0.0009255809716178003, 7.632127441683628e-05], [-7.109463952191198e-11, 4.993220530401627e-08, 7.632127441683708e-05, 6.7040173966448365e-06]]}