{"coeffs": [-6.051100277045786e-07, 3.371348349532849e-05, 0.49026742740178686, 0.16959066150938742], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.471456158396799e-08, 6.701954942003899e-07, 0.006414297203894778, 0.0030010855816329355], "covariance": [[5.582265712684545e-15, -3.828528780460107e-14, -3.4304713933792975e-10, -2.0011963541710366e-10], [-3.82852878046011e-14, 4.491620004465049e-13, 4.274895403040865e-09, 1.907836664538636e-09], [-3.430471393379303e-10, 4.274895403040865e-09, 4.1143208619892366e-05, 1.7953211633605123e-05], [-2.0011963541710384e-10, 1.9078366645386353e-09, 1.7953211633605113e-05, 9.006514668285095e-06]]}