{"coeffs": [2.1176732682897195e-08, 0.37941731382746136, 1.4389096083171045, 0.08135839816133475], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [7.53570838619254e-08, 1061.01750485908, 228.3430730160578, 0.006359416421510371], "covariance": [[5.678690088173258e-15, -3.761710446645636e-05, -8.096299739746332e-06, -2.8375691706028607e-10], [-3.761710444531803e-05, 1125758.145617388, 242275.9967354707, 6.444332129448084], [-8.096299735705692e-06, 242275.99673548088, 52140.5589944167, 1.3869297648612815], [-2.837569169842193e-10, 6.444332130456045, 1.3869297650774965, 4.0442177222175774e-05]]}