{"coeffs": [-1.0124017256440403e-07, 0.5157959050754632, 1.3635622892789887, 0.07367101055110406], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [6.364042818340396e-08, 1013.9051890907717, 145.27248940447822, 0.0039373283900840175], "covariance": [[4.050104099366998e-15, -2.823504878737446e-05, -4.045855700869764e-06, -1.388694850114333e-10], [-2.823504882581633e-05, 1028003.7324651935, 147292.53035755685, 3.815820430137702], [-4.045855706425874e-06, 147292.53035754175, 21104.096177774238, 0.5467449097327588], [-1.3886948511300242e-10, 3.8158204286522124, 0.5467449095195922, 1.5502554851361605e-05]]}