{"coeffs": [6.119722285609919e-07, 1.0780673776354184, 1.61772100098837, 0.10136781742076761], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [4.86865481338551e-07, 3709.637565310678, 350.40031272784495, 0.012307499414830236], "covariance": [[2.370379969190189e-13, -0.0010071710812631755, -9.514289177114784e-05, -4.107506525333755e-09], [-0.0010071710813025416, 13761410.865964133, 1299858.1561365414, 43.626271789204885], [-9.51428917723651e-05, 1299858.1561365405, 122780.37915977155, 4.120926348976082], [-4.1075065253995685e-09, 43.626271789110206, 4.120926348968756, 0.0001514745418460466]]}