{"coeffs": [-7.398541689184046e-08, 3.656131331663786e-05, 0.6013552581282887, 0.10509507716636504], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.363877888429625e-08, 1.7678730484687632e-06, 0.009316552069477605, 0.0022520955390951773], "covariance": [[1.1315674448265755e-15, -3.1956272560658515e-14, -1.6919298580286114e-10, -5.169228314467703e-11], [-3.1956272560658534e-14, 3.1253751155022377e-12, 1.642559812160499e-08, 3.7308488034393775e-09], [-1.6919298580286137e-10, 1.642559812160499e-08, 8.679814246328746e-05, 1.9952607645704903e-05], [-5.1692283144677105e-11, 3.730848803439376e-09, 1.9952607645704893e-05, 5.071934317212397e-06]]}