Equation 12.13.5F4721C1DF1D8

\begin{equation} \mathcal C(t-\epsilon )\asymp \begin{cases} \epsilon ^{(1-r)/n-1},& r<1,\\ \epsilon ^{-1}(\log (1/\epsilon ))^{-(n+1)/n},& r=1,\\ \epsilon ^{r-2},& 1<r<2,\\ \log (1/\epsilon ),& r=2,\\ 1,& r>2. \end{cases} \end{equation}