{"coeffs": [-2.067902347369976e-06, 6.935351432004063e-05, 0.4621337802891471, 0.15565797403849813], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.886678764458829e-07, 4.379923076356648e-06, 0.01898387223233237, 0.009881632808604582], "covariance": [[3.4652986875930524e-13, -1.879206802102059e-12, -7.3025242233371265e-09, -5.062892875427087e-09], [-1.8792068021020596e-12, 1.9183726154801482e-11, 8.230697554810324e-08, 4.067561348568621e-08], [-7.302524223337126e-09, 8.230697554810321e-08, 0.00036038740493352003, 0.0001710399915830757], [-5.0628928754270855e-09, 4.0675613485686196e-08, 0.0001710399915830757, 9.764666696409048e-05]]}