Seifert circle
= Seifert circle
{c}
A Seifert circle is a component of the crossing-free diagram obtained by <oriented smoothing> at every crossing. These circles bound the disks used in the <Seifert algorithm>.
= Seifert circle
{c}
A Seifert circle is a component of the crossing-free diagram obtained by <oriented smoothing> at every crossing. These circles bound the disks used in the <Seifert algorithm>.