{"coeffs": [-1.203292598623809e-06, 4.436253416578644e-05, 0.45596041507942686, 0.17167814555415822], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.13959237318712e-08, 7.621278240327304e-07, 0.005470372229593167, 0.002627569789348904], "covariance": [[8.353214874802018e-15, -5.506500961399896e-14, -3.713937053122222e-10, -2.184148563128487e-10], [-5.506500961399921e-14, 5.808388201648646e-13, 4.1473362662835156e-09, 1.9086090411819993e-09], [-3.7139370531222404e-10, 4.147336266283518e-09, 2.9924972330304115e-05, 1.3457563203809173e-05], [-2.1841485631284928e-10, 1.9086090411819968e-09, 1.3457563203809146e-05, 6.904122997899045e-06]]}