LIPSCHITZ MAPS ON TREES

Stevo Todorcevic
2006 Journal of the Institute of Mathematics of Jussieu  
We introduce and study a metric notion for trees and relate it to a conjecture of Shelah [10] about the existence of a finite basis for a class of linear orderings.
doi:10.1017/s1474748006000119 fatcat:pw5lo2l4vvbznc2mzlm6rtclde