We consider the Sachdev-Ye-Kitaev (SYK) model, where interaction involves $q$ fermions at a time. We find the $1/{q}^{2}$ correction to the thermal two-point function in the large $q$ expansion. Using this result, we find the $1/{q}^{3}$ correction to the SYK free energy.We consider the Sachdev-Ye-Kitaev (SYK) model, where interaction involves $q$ fermions at a time. We find the $1/{q}^{2}$ correction to the thermal two-point function in the large $q$ expansion. Using this result, we find the $1/{q}^{3}$ correction to the SYK free energy.

arXiv:1801.06871Physical review. D/Physical review. D.Jan 15, 201933 citations

We consider the Sachdev-Ye-Kitaev (SYK) model, where interaction involves

q

fermions at a time. We find the

1/{q}^{2}

correction to the thermal two-point function in the large

q

expansion. Using this result, we find the

1/{q}^{3}

correction to the SYK free energy.