{"coeffs": [-1.826381707626822e-07, 3.266332149397489e-05, 0.5279475290248937, 0.1369001163533101], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.390635464378123e-08, 6.998051074043205e-07, 0.005784841433843716, 0.0021584422947706276], "covariance": [[1.9277679781054895e-15, -2.0495219155805643e-14, -1.6203624133376723e-10, -7.712829520962887e-11], [-2.0495219155805643e-14, 4.897271883491726e-13, 4.031023605946433e-09, 1.417115833131226e-09], [-1.6203624133376734e-10, 4.031023605946433e-09, 3.346439041471502e-05, 1.1692378760453956e-05], [-7.712829520962882e-11, 1.4171158331312258e-09, 1.1692378760453956e-05, 4.658873139854693e-06]]}