{"coeffs": [-2.7783125576480216e-08, 0.17292370718460368, 1.2119727307916686, 0.060045850045520745], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [3.86519225245523e-08, 439.6925021818033, 153.28190962895735, 0.005288026981926125], "covariance": [[1.4939711148439936e-15, -6.4863237663689295e-06, -2.2614411678135997e-06, -9.933594667662215e-11], [-6.486323768370545e-06, 193329.49647489513, 67396.9060673714, 2.2293064424148787], [-2.261441168519271e-06, 67396.90606736945, 23495.34381949985, 0.7771843928814528], [-9.933594669383633e-11, 2.2293064422159996, 0.7771843928123295, 2.796322936157872e-05]]}