{"coeffs": [-2.328069622668929e-07, 3.923863140805125e-05, 0.4428536080682666, 0.12444470046877967], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.854979840424404e-08, 4.675333118252693e-07, 0.0031644456428280973, 0.001774688305072651], "covariance": [[4.699074861262498e-15, -1.9835496400047162e-14, -1.0892215393909839e-10, -9.584334116533831e-11], [-1.983549640004714e-14, 2.185873976663045e-13, 1.448769258276778e-09, 7.606348159498228e-10], [-1.0892215393909814e-10, 1.4487692582767778e-09, 1.001371622641373e-05, 4.893720186031561e-06], [-9.584334116533827e-11, 7.606348159498231e-10, 4.893720186031566e-06, 3.149518580161638e-06]]}