{"coeffs": [-3.1261149603205106e-06, 8.489112258838799e-05, 0.6185150652603871, 0.1982931722847721], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.887888737499687e-06, 8.693600370073416e-05, 0.3517777331823619, 0.10507416695947024], "covariance": [[1.511567883517691e-11, -2.770050924362472e-10, -1.1200868742380128e-06, -3.765476520970595e-07], [-2.770050924362448e-10, 7.557868739454064e-09, 3.0548932132468136e-05, 8.797896415019063e-06], [-1.1200868742380011e-06, 3.054893213246813e-05, 0.12374757356292097, 0.035755336795024115], [-3.76547652097058e-07, 8.797896415019095e-06, 0.035755336795024246, 0.011040580562226626]]}