{"coeffs": [-7.058690083548171e-08, 0.1217457057221836, 1.316348570376823, 0.06942981736270551], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [1.2376576479691268e-08, 181.02929331875865, 103.41818805058428, 0.0029864176235087658], "covariance": [[1.531796453576471e-16, -9.401733607227932e-07, -5.371483488687198e-07, -1.9700130873923246e-11], [-9.401733603826306e-07, 32771.60503948915, 18721.721431441707, 0.5170855388456921], [-5.371483486538455e-07, 18721.721431442285, 10695.321619666012, 0.2954076347411039], [-1.9700130870397305e-11, 0.5170855389035726, 0.29540763477425896, 8.918690222003745e-06]]}