{"coeffs": [4.96348142987207e-07, 0.5550529314520014, 1.7440035459702994, 0.12647363978648796], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.10417123788964e-06, 1010.591274458435, 231.52279017354525, 0.021753848550213912], "covariance": [[1.2191941225827403e-12, -0.0007338049719374743, -0.0001681436306618172, -1.878674655446318e-08], [-0.0007338049720336254, 1021294.7240115239, 233974.9049370328, 21.079871715398973], [-0.00016814363068511328, 233974.90493702263, 53602.802369743455, 4.82966239649787], [-1.8786746555791104e-08, 21.079871714267984, 4.829662396237419, 0.00047322992674564396]]}