{"coeffs": [-6.68604723633619e-07, 0.21772394515664137, 1.776640193653075, 0.13938493546390787], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [1.5989271871850165e-07, 40.61438438641066, 26.126454607188165, 0.004506208901235676], "covariance": [[2.5565681499193888e-14, -4.5556901350613995e-06, -2.931443215031608e-06, -5.915370993690681e-10], [-4.555690133464508e-06, 1649.5282190871183, 1061.1097865856457, 0.17591016437419857], [-2.9314432140150927e-06, 1061.1097865858396, 682.5916303414637, 0.11317249788538399], [-5.915370992646342e-10, 0.17591016439749976, 0.1131724979003457, 2.030591866157564e-05]]}