{\displaystyle lnp(w)=ln({\frac {1}{(2\pi )^{D/2}\delta ^{D}}})-{\frac {1}{2\delta ^{2}}}\left\|\omega \right\|_{2}^{2}=-{\frac {1}{2\delta ^{2}}}\left\|\omega \right\|_{2}^{2}+const(w)}