{"coeffs": [-1.3060267740108862e-07, 0.09349993770520555, 1.2256974302618289, 0.0674363466966004], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.8146915620269786e-08, 51.38936605903109, 37.22166574700018, 0.003072247299806963], "covariance": [[7.922488589345873e-16, -5.950098702016547e-07, -4.31066599270429e-07, -4.522661005993119e-11], [-5.95009870011695e-07, 2640.8669439490964, 1912.7977614961105, 0.15106732095431938], [-4.310665991402919e-07, 1912.7977614962324, 1385.4524009814065, 0.1094262721008874], [-4.522661005241885e-11, 0.15106732096778466, 0.10942627211063558, 9.438703471171174e-06]]}