{"coeffs": [-1.6502855208622112e-06, 0.031717668937608134, 1.5407970358341538, 0.15480626979316273], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [2.8206244327872924e-06, 5.751291522755055, 28.547624658044466, 0.052462275389677224], "covariance": [[7.955922190836636e-12, -1.2105412870333648e-05, -6.020519039706446e-05, -1.2699260180727027e-07], [-1.2105412870342071e-05, 33.07735417971416, 164.18501527256126, 0.290871952607608], [-6.0205190397096625e-05, 164.18501527256115, 814.9668736165885, 1.4449487121394928], [-1.269926018073013e-07, 0.29087195260759086, 1.4449487121393925, 0.002752290339062332]]}