{"coeffs": [-9.82792904080996e-07, 8.569157728598337e-05, 0.6873206193960583, 0.16040463697372687], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.944339973798791e-07, 8.451033848608374e-06, 0.027192345280408654, 0.006349256020179315], "covariance": [[3.7804579337118833e-14, -1.2517331798951975e-12, -4.074714387964737e-09, -1.0861561441673199e-09], [-1.2517331798951979e-12, 7.141997311032447e-11, 2.294872702151051e-07, 5.1372662606586834e-08], [-4.074714387964741e-09, 2.2948727021510502e-07, 0.0007394236418489628, 0.00016694505811434325], [-1.0861561441673205e-09, 5.137266260658679e-08, 0.00016694505811434317, 4.031305200978327e-05]]}