{"coeffs": [-3.7949924801619085e-08, 0.22632584535452638, 1.3418931411167476, 0.07228156771501168], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [4.3004420078762696e-08, 560.835460700865, 179.77304551114122, 0.005421359621640223], "covariance": [[1.849380146310688e-15, -1.0410983808615848e-05, -3.33749345422077e-06, -1.2759098905058715e-10], [-1.0410983812697765e-05, 314536.4139795515, 100823.09840271412, 2.9067702945711007], [-3.337493455636129e-06, 100823.09840271092, 32318.347892350856, 0.9317762788517797], [-1.275909890755889e-10, 2.9067702942559053, 0.9317762787508723, 2.9391140147151026e-05]]}