{"coeffs": [-8.553158754578214e-08, 0.10150347672445514, 1.293486205396652, 0.07340986136366597], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.0792092438412585e-08, 52.908400179564346, 38.38017619909178, 0.002604311294514547], "covariance": [[4.3231110796749373e-16, -4.799392905318277e-07, -3.48217063224492e-07, -2.993440121388242e-11], [-4.799392904396299e-07, 2799.2988095609244, 2030.6336868231915, 0.13170097000156716], [-3.4821706316087307e-07, 2030.633686823261, 1473.0379250733308, 0.09554234271352818], [-2.993440121090892e-11, 0.13170097000908837, 0.09554234271899682, 6.782437318736037e-06]]}