{"coeffs": [3.989788525936612e-08, 1.312661261088346e-05, 0.6669857941483599, 0.06797940537022462], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.2524705534373843e-08, 1.806809064676342e-05, 0.14067189946056233, 0.016642643104989356], "covariance": [[1.8083505807852055e-15, -2.962444754198024e-13, -2.3940089462768007e-09, -3.5493177189883333e-10], [-2.9624447541980554e-13, 3.264558996196598e-10, 2.537441668404504e-06, 2.848544053079004e-07], [-2.3940089462768433e-09, 2.537441668404502e-06, 0.019788583297842558, 0.0022541340182274014], [-3.549317718988376e-10, 2.84854405307899e-07, 0.0022541340182273928, 0.0002769775695200498]]}