{"coeffs": [2.5611463880372722e-08, 0.018243699737598762, 1.2782094930419146, 0.07718201910083958], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [4.555191416137696e-08, 82.65227191059111, 349.2720210952327, 0.028046924704828766], "covariance": [[2.0749768837654546e-15, -1.6294289732319593e-06, -6.887164692243559e-06, -7.028367968173622e-10], [-1.629428972226904e-06, 6831.398051982289, 28868.12538291212, 2.2136864603152673], [-6.8871646879461835e-06, 28868.1253829158, 121990.94471994866, 9.355225490583354], [-7.028367965848212e-10, 2.21368646072006, 9.355225492295936, 0.0007866299853983341]]}