1950 search results - page 2 / 390 » Varieties of Increasing Trees |
ACTAC
2008
13 years 5 months ago
2008
In this paper, a characterization of the language varieties and congruence varieties corresponding to M-solid pseudovarieties is presented. Taking into account the isomorphisms of...
COMBINATORICS
2006
13 years 5 months ago
2006
Simple families of increasing trees can be constructed from simply generated tree families, if one considers for every tree of size n all its increasing labellings, i. e. labellin...
JCT
2007
13 years 5 months ago
2007
Abstract. Simple families of increasing trees can be constructed from simply generated tree families, if one considers for every tree of size n all its increasing labellings, i.e.,...
ICIS
2004
13 years 6 months ago
2004
This paper examines the relationship between information technology and product variety. Consistent with prior theoretical work, we argue that IT and product variety are complemen...
JCT
2011
13 years 13 days ago
2011
Bona [6] studied the distribution of ascents, plateaux and descents in the class of Stirling permutations, introduced by Gessel and Stanley [14]. Recently, Janson [18] showed the c...