{"coeffs": [-7.083670519351644e-06, 0.0003412240295881537, 0.863115608089549, 0.26600101423566896], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.0455012540506164e-06, 7.133416526267906e-05, 0.08587655399994253, 0.015279207773525063], "covariance": [[1.0930728722214118e-12, -6.671424676813429e-11, -8.130279155287313e-08, -1.5351225617170243e-08], [-6.671424676813599e-11, 5.088563133723209e-09, 6.122016148807659e-06, 1.0656073070624447e-06], [-8.130279155287514e-08, 6.122016148807649e-06, 0.007374782526905045, 0.0012911067455213308], [-1.5351225617170455e-08, 1.0656073070624322e-06, 0.0012911067455213183, 0.0002334541901865487]]}