Equation 14.15.4C26DE70CAF39

\begin{equation} [v^2]_{r_ k}(x_ k)+[v]_\rho (x_ k)-2v(x_ k)\geq \frac43, \qquad \int _{B(x_ k,r_ k)}|\partial _{\xi _ k}v_{\epsilon _ k}|^2\, \mathrm{d}y \longrightarrow 0. \end{equation}