{"coeffs": [-1.4084318360576788e-05, 0.0012548267970099664, 2.0247237955392277, 0.47085154642749816], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.4670368057017145e-06, 0.00998078446148049, 4.4626869604859944, 0.21239509692351266], "covariance": [[5.575663865770407e-11, -7.216756960259123e-08, -3.238165872836263e-05, -1.5714562386772128e-06], [-7.216756960259087e-08, 9.96160584665304e-05, 0.04453635356137132, 0.002104166359010754], [-3.238165872836271e-05, 0.04453635356137132, 19.915574907291724, 0.9424100284855046], [-1.5714562386772102e-06, 0.002104166359010754, 0.9424100284855046, 0.045111677197148335]]}