{"coeffs": [-0.14448027863615295, -4.22217180496402e-09, -0.7341037743806824, 0.015612822158185385], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [8.593059646413996, 2.3018852216552445e-08, 0.9561015224117279, 0.02078003025637939], "covariance": [[73.84067408682863, -2.9528840001403436e-08, 7.887063548251883, 0.008669605374327542], [-2.952884000142235e-08, 5.298675573674813e-16, -4.561954276686548e-09, 1.0723424586051369e-10], [7.887063548252148, -4.561954276683153e-09, 0.9141301211580238, -0.0046309463931160175], [0.008669605374307023, 1.0723424586052626e-10, -0.004630946393118307, 0.0004318096574560429]]}