Editing Glossary of graph theory (section)

==K==
{{glossary}}

{{term|K|''K''}}
{{defn|For the notation for complete graphs, complete bipartite graphs, and complete multipartite graphs, see {{gli|complete}}.}}

{{term|kappa|''&kappa;''}}
{{defn|{{math|''&kappa;''(''G'')}} (using the Greek letter kappa) can refer to the [[vertex connectivity]] of {{mvar|G}} or to the {{gli|clique|clique number}} of {{mvar|G}}.}}

{{term|kernel}}
{{defn|A kernel of a directed graph is a set of vertices which is both {{gli|stable}} and {{gli|absorbing}}.}}

{{term|knot}}
{{defn|An inescapable section of a {{gli|directed graph}}. See [[knot (mathematics)]] and [[knot theory]].}}

{{glossary end}}