{"coeffs": [-5.283046837696146e-07, 0.2298761004537121, 1.7128753113421709, 0.13365842511155018], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [4.746340699827399e-07, 98.6788251569455, 57.7918072414409, 0.011173336649698452], "covariance": [[2.2527750038838043e-13, -3.1981492804894925e-05, -1.8736437796067327e-05, -4.2675695354260486e-09], [-3.198149280623438e-05, 9737.51053435502, 5702.827079616862, 1.058613721424595], [-1.8736437796869525e-05, 5702.827079616731, 3339.8929842318607, 0.620063080329868], [-4.267569535514002e-09, 1.0586137214087925, 0.620063080320662, 0.00012484345188749462]]}