{"coeffs": [-1.4710887288625237e-06, 0.0018059847534461573, 1.2435478380291218, 0.17680515202601127], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.933734974049269e-07, 0.00407413912471843, 0.43864934226435814, 0.00861937941778591], "covariance": [[8.606800897959866e-14, -9.526401658463647e-10, -1.0360943036966659e-07, -2.269296892678683e-09], [-9.526401658463654e-10, 1.6598609607561458e-05, 0.0017868479006944815, 3.3986778994606074e-05], [-1.0360943036966883e-07, 0.001786847900694482, 0.192413245468954, 0.0036751444649866087], [-2.2692968926786793e-09, 3.3986778994606074e-05, 0.0036751444649866087, 7.429370154775138e-05]]}