The small Veblen ordinal or or is the limit of ordinals that can be described using a version of Veblen functions with finitely many arguments. It is the ordinal that measures the strength of Kruskal's theorem. It is also the ordinal type of a certain ordering of rooted trees (Jervell 2005).
Famous quotes containing the word small:
“Methought her long, small legs and thighs
I with my tendrils did surprise;
Her belly, buttocks, and her waist
By my soft nervelets were embraced;”
—Robert Herrick (1591–1674)