{"coeffs": [-3.936263992851183e-06, 6.537289722242702e-05, 0.49323092341093444, 0.2052515083298772], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.115859203678213e-07, 4.0501353569716835e-06, 0.02129932343034993, 0.01330534807252488], "covariance": [[6.586717061392834e-13, -2.7867783331670593e-12, -1.3377617768186278e-08, -1.019759250479293e-08], [-2.786778333167063e-12, 1.6403596409792143e-11, 8.541044762734049e-08, 5.1877871731847436e-08], [-1.3377617768186319e-08, 8.541044762734054e-08, 0.00045366117859065356, 0.00026276921812912863], [-1.0197592504792938e-08, 5.1877871731847403e-08, 0.00026276921812912825, 0.00017703228733104154]]}