{"coeffs": [1.4334099843549765e-07, 0.2672239261946493, 1.8134345522483903, 0.1425535485279584], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.1837966605543735e-06, 338.29778327351363, 181.60962403111859, 0.029311674781746944], "covariance": [[1.4013745335396865e-12, -0.00028492353741719557, -0.00015299765679931368, -2.8781369029238558e-08], [-0.00028492353738984353, 114445.39016777319, 61438.128994400555, 9.536926580585195], [-0.00015299765678420356, 61438.12899440364, 32982.05554072424, 5.1202832373579135], [-2.8781369027984e-08, 9.536926580952066, 5.120283237554833, 0.0008591742785108999]]}