{"coeffs": [-6.234910723030104e-07, 6.252606663648897e-05, 0.47774076741932947, 0.1355915621360876], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1610338371430769e-07, 1.0971515753924313e-06, 0.004847221856204152, 0.0022963595831172554], "covariance": [[1.3479995709911768e-14, -8.443578016728324e-14, -3.349482197946719e-10, -2.179790395127436e-10], [-8.443578016728306e-14, 1.2037415793860937e-12, 5.267267992366137e-09, 2.3450897245752876e-09], [-3.3494821979467123e-10, 5.267267992366136e-09, 2.3495559723263226e-05, 1.0135646357368488e-05], [-2.1797903951274334e-10, 2.345089724575289e-09, 1.0135646357368497e-05, 5.273267334974456e-06]]}