{"coeffs": [-1.693553594136902e-06, 4.434507780179702e-05, 0.42598425939667145, 0.16378316362564901], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.010222583946725e-07, 3.6302692540255815e-06, 0.02510386894845023, 0.015729619056413728], "covariance": [[4.914322067647669e-13, -1.912643546679614e-12, -1.121365913358897e-08, -9.814338575784195e-09], [-1.9126435466796116e-12, 1.3178854856723453e-11, 8.946724465365571e-08, 5.3702075844685866e-08], [-1.1213659133588953e-08, 8.946724465365568e-08, 0.0006302042361809636, 0.00035068800268595924], [-9.814338575784185e-09, 5.37020758446859e-08, 0.0003506880026859595, 0.00024742091565989387]]}