{"coeffs": [-2.0303158421212163e-06, 3.2413009182180044e-05, 0.3978880152052842, 0.20639615683627074], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.426096958978613e-08, 2.6129435673554303e-07, 0.0026874473381124303, 0.002107720261221905], "covariance": [[5.5146916044151395e-15, -1.6190696240015644e-14, -1.3923159154900397e-10, -1.4711829349048868e-10], [-1.6190696240015666e-14, 6.827474086184123e-14, 6.838181520015627e-10, 5.273165856763251e-10], [-1.392315915490042e-10, 6.838181520015629e-10, 7.222373195127588e-06, 5.003279575809987e-06], [-1.4711829349048873e-10, 5.273165856763246e-10, 5.003279575809983e-06, 4.442484699565337e-06]]}