{"coeffs": [-6.174758292863741e-07, 4.950316118733366e-05, 0.42639430427685976, 0.12188523543822542], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.318426869403882e-07, 3.080311133020372e-06, 0.016313838984617912, 0.009928841669386033], "covariance": [[2.8285664365197183e-13, -9.95786327378999e-13, -4.005515209745739e-09, -4.1321283488723565e-09], [-9.957863273789998e-13, 9.488316676209249e-12, 4.879148196796979e-08, 2.7848290313266492e-08], [-4.005515209745747e-09, 4.8791481967969805e-08, 0.00026614134241603917, 0.00013733274461581762], [-4.132128348872358e-09, 2.7848290313266492e-08, 0.00013733274461581756, 9.858189689573644e-05]]}