{"coeffs": [-9.19766609885185e-07, 0.31984198671967645, 2.046264328138866, 0.1738655506168159], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [6.598132465118647e-07, 104.6614193790115, 57.427814151771756, 0.011650975485612324], "covariance": [[4.3535352027252666e-13, -5.462936277854783e-05, -2.998298155494621e-05, -6.861883895238748e-09], [-5.462936277844673e-05, 10954.012706429326, 6010.476014809298, 1.179973020795506], [-2.9982981554828246e-05, 6010.47601480932, 3297.9538382504365, 0.6475227366057426], [-6.861883895212702e-09, 1.1799730207981027, 0.6475227366071402, 0.0001357452297663393]]}