{"coeffs": [-5.87552604670295e-07, 4.5708838342169824e-05, 0.4254770209842976, 0.11423163069436544], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.7562139284874094e-07, 1.0095492451964772e-06, 0.005567774774971483, 0.003424192559660915], "covariance": [[3.084287362613179e-14, -1.0152011467059229e-13, -4.065217370887972e-10, -4.5268296798789317e-10], [-1.0152011467059236e-13, 1.0191896784767769e-12, 5.431825482001929e-09, 3.1204601490429663e-09], [-4.0652173708879765e-10, 5.431825482001931e-09, 3.100011594480875e-05, 1.5914965787973382e-05], [-4.526829679878933e-10, 3.1204601490429663e-09, 1.591496578797338e-05, 1.172509468563717e-05]]}