Slice genus
= Slice genus
{title2=$g_4(K)$}
{wiki}
The slice genus is the smallest genus of a smooth compact connected oriented surface properly embedded in $B^4$ with boundary $K$.
= Slice genus
{title2=$g_4(K)$}
{wiki}
The slice genus is the smallest genus of a smooth compact connected oriented surface properly embedded in $B^4$ with boundary $K$.