{"coeffs": [-4.574527114867637e-09, 0.058951216860504474, 1.2182591785526093, 0.06118373101178356], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [1.9478546948962413e-08, 637.6786156791215, 659.2797756038842, 0.013535273060633374], "covariance": [[3.794137912429329e-16, -4.6027103716296365e-06, -4.7589401645296005e-06, -1.249587837142922e-10], [-4.6027103727950005e-06, 406634.01689444087, 420408.61386534455, 8.270130628187802], [-4.758940165747409e-06, 420408.61386533926, 434649.82252030796, 8.550434765410834], [-1.2495878373541705e-10, 8.270130627675844, 8.550434764883684, 0.00018320361682590752]]}