{"coeffs": [-2.5240682709357504e-08, 9.977696017383708e-06, 0.6383842529102212, 0.10644194554653279], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [2.7114126566290565e-08, 9.885518742786308e-06, 0.14569022136333695, 0.014004314636398995], "covariance": [[7.351758594528238e-16, -2.2580440476616195e-13, -3.381047837845262e-09, -3.504314293469318e-10], [-2.258044047661489e-13, 9.772348081397938e-11, 1.4393288644938833e-06, 1.3503062360996126e-07], [-3.3810478378450732e-09, 1.4393288644938886e-06, 0.021225640600898127, 0.002004205335366192], [-3.50431429346922e-10, 1.350306236099646e-07, 0.0020042053353662333, 0.00019612082843525913]]}