{"coeffs": [-1.5015637684918992e-07, 3.556053206281586e-05, 0.4583352617610165, 0.12149223349539497], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.226700245303919e-08, 3.400595292840932e-07, 0.0024830573252875364, 0.0012919221711063735], "covariance": [[1.7864994963652207e-15, -8.711907528521544e-15, -5.3380233293463144e-11, -4.2237621866737596e-11], [-8.711907528521552e-15, 1.1564048345691904e-13, 8.304826588137319e-10, 4.0324508654917663e-10], [-5.338023329346311e-11, 8.304826588137319e-10, 6.1655736806640934e-06, 2.836661056557697e-06], [-4.22376218667376e-11, 4.032450865491766e-10, 2.8366610565576967e-06, 1.6690628961962058e-06]]}