{"coeffs": [-2.059329246287945e-06, 0.00027957570825204507, 0.8085996460545776, 0.17987060295984494], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.9417817046634636e-07, 3.31301335543094e-05, 0.03287143562965814, 0.0050948485186013215], "covariance": [[8.654079597892675e-14, -7.834956571343792e-12, -7.933091913445283e-09, -1.3586231529859113e-09], [-7.834956571343803e-12, 1.0976057493263774e-09, 1.087823299237383e-06, 1.629085022628489e-07], [-7.933091913445297e-09, 1.0878232992373832e-06, 0.001080531280354759, 0.0001633573762715099], [-1.3586231529859086e-09, 1.629085022628489e-07, 0.00016335737627150984, 2.5957481427494077e-05]]}