{"coeffs": [-0.013395825609505755, 3.413074972815956e-08, -2.013685022690756, 0.13259451101469016], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [9.825724779940105, 5.669303965116703e-08, 97.87008900150873, 0.2245167933617889], "covariance": [[96.54486745112902, 4.0746256077260954e-08, 961.3349474597443, -0.48971671238640024], [4.074625607610099e-08, 3.2141007448887972e-15, 3.1968976881177793e-07, 7.59121634538778e-09], [961.3349474598288, 3.1968976882247035e-07, 9578.554321163241, -5.419498880996432], [-0.4897167123938511, 7.591216345378876e-09, -5.419498881070108, 0.050407790501460215]]}