{"coeffs": [-1.444204209785253e-06, 6.486620662049223e-05, 0.4170007089938083, 0.14503428423272385], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.7503010367940664e-07, 8.875830818640439e-07, 0.003949784838025969, 0.002530271795948847], "covariance": [[3.0635537194023834e-14, -1.0830707673290766e-13, -3.8484877577092415e-10, -3.7818288091808113e-10], [-1.0830707673290755e-13, 7.878037272112741e-13, 3.4167228227998454e-09, 2.083418186804674e-09], [-3.8484877577092343e-10, 3.416722822799845e-09, 1.5600800266699834e-05, 8.626782596044214e-06], [-3.781828809180809e-10, 2.083418186804674e-09, 8.62678259604422e-06, 6.402275361374203e-06]]}