{"coeffs": [-3.966897520096741e-06, 8.055441997245212e-05, 0.4853498844138676, 0.1850603205272089], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.12370049526202e-07, 3.1500220020378576e-06, 0.012646374041007281, 0.007826941505449044], "covariance": [[3.749970775567231e-13, -1.5755200998907928e-12, -5.662551645735008e-09, -4.449129752071678e-09], [-1.5755200998908006e-12, 9.922638613322593e-12, 3.9359173302001154e-08, 2.35586801879093e-08], [-5.662551645735046e-09, 3.93591733020012e-08, 0.00015993077638506282, 9.061884501899928e-05], [-4.4491297520716886e-09, 2.355868018790925e-08, 9.061884501899898e-05, 6.126101332972096e-05]]}