{"coeffs": [4.870939483359895e-08, 5.98088913300035e-06, 0.6748098785482327, 0.08129613012354209], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [1.3944836978245525e-08, 8.576513237166444e-07, 0.02194650978538214, 0.005261900827697023], "covariance": [[1.9445847834984376e-16, -5.597216795497729e-15, -1.4294531567572617e-10, -4.3917723282998456e-11], [-5.597216795497731e-15, 7.355657930729123e-13, 1.8774196432538343e-08, 4.247594551212548e-09], [-1.4294531567572653e-10, 1.8774196432538343e-08, 0.00048164929175987403, 0.00011011071958397621], [-4.391772328299844e-11, 4.247594551212548e-09, 0.0001101107195839762, 2.7687600320518615e-05]]}