{"coeffs": [-1.7021256011167924e-07, 0.13053310603892107, 1.667020786313946, 0.1237512387420565], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.2781985793809812e-07, 90.59262403940839, 86.53378182699032, 0.01242302390398763], "covariance": [[5.190188767093521e-14, -1.3369511397069403e-05, -1.2774064767946669e-05, -2.187937715235395e-09], [-1.3369511397572349e-05, 8207.023530345596, 7839.321887045173, 1.078663283545312], [-1.2774064768399172e-05, 7839.321887045067, 7488.09539728116, 1.030442438024125], [-2.1879377152938936e-09, 1.0786632835327756, 1.030442438012115, 0.00015433152291904805]]}