{"coeffs": [-7.650456980404427e-07, 5.422272785679751e-05, 0.4322252953928571, 0.11814415808614001], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.35324134273888e-07, 1.449069763947734e-06, 0.006844202401796752, 0.004058059454643471], "covariance": [[5.537744817175487e-14, -2.0153135896502942e-13, -7.263769622094033e-10, -7.322388880990613e-10], [-2.015313589650296e-13, 2.099803180787542e-12, 9.641617181184538e-09, 5.3426888799662625e-09], [-7.263769622094033e-10, 9.641617181184536e-09, 4.6843106516760424e-05, 2.362191166885175e-05], [-7.322388880990616e-10, 5.342688879966262e-09, 2.3621911668851755e-05, 1.6467846537421264e-05]]}