{"coeffs": [-2.8622520330809664e-08, 2.480712495819687e-05, 0.45366694514662065, 0.13978512815120953], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.169843399955288e-07, 2.3173003155226005e-06, 0.026846119762491214, 0.01432033177720448], "covariance": [[1.0047907180240102e-13, -4.983815049665058e-13, -4.993890154685092e-09, -3.785423351445213e-09], [-4.983815049665058e-13, 5.369880752321143e-12, 6.134783824738501e-08, 3.085212959100022e-08], [-4.993890154685093e-09, 6.134783824738501e-08, 0.0007207141463020214, 0.00034432306643882], [-3.785423351445213e-09, 3.0852129591000214e-08, 0.00034432306643882, 0.0002050719022092124]]}