{"coeffs": [-1.8077307422989997e-07, 4.937427106849801e-05, 0.41573523515322347, 0.12113436966587263], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.571748439919893e-06, 8.192646634620856e-06, 0.043895196401446616, 0.028145846747833877], "covariance": [[2.4703931583906178e-12, -7.784460199683047e-12, -3.0179049961596576e-08, -3.461493541761705e-08], [-7.784460199683037e-12, 6.711945887976444e-11, 3.468311145721458e-07, 2.0916402054968865e-07], [-3.01790499615965e-08, 3.4683111457214567e-07, 0.0019267882671215718, 0.001026888582079817], [-3.4614935417617027e-08, 2.0916402054968867e-07, 0.0010268885820798176, 0.0007921886891525508]]}