{"coeffs": [-4.216292947631599e-08, 0.07787631013300447, 1.2267009277358405, 0.0639945065203345], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.1163687159539224e-08, 57.055201304044765, 47.116946534827115, 0.0023692818794694946], "covariance": [[1.2462791099606094e-16, -2.530770867892411e-07, -2.0902473410193678e-07, -1.3376801859069708e-11], [-2.5307708683396477e-07, 3255.2959958450715, 2688.2668438341516, 0.12945685405272192], [-2.0902473413816978e-07, 2688.2668438340916, 2220.0066507657566, 0.10691162157057679], [-1.3376801860637766e-11, 0.1294568540463678, 0.10691162156532945, 5.613496624382501e-06]]}