{"coeffs": [5.056057000144629e-08, 4.701537976184976e-05, 0.4591208705246634, 0.09443033266519844], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.3020166972748807e-07, 1.0426796767501887e-06, 0.004875441561784377, 0.002645594645329812], "covariance": [[1.6952474799825882e-14, -6.421272082118e-14, -2.2253350245811216e-10, -2.2364324156751478e-10], [-6.421272082118012e-14, 1.087180908307878e-12, 4.942753553643825e-09, 2.4643006064104525e-09], [-2.225335024581126e-10, 4.942753553643824e-09, 2.376993042237449e-05, 1.0957502520388376e-05], [-2.2364324156751496e-10, 2.4643006064104513e-09, 1.0957502520388371e-05, 6.999171027397773e-06]]}