TY - JOUR A1 - Changphas, Thawhat T1 - The order of hypersubstitutions of type tau = (3) N2 - Hypersubstitutions were introduced in [3] as a way of making precise the concepts of hyperidentity and M- hyperidentity. The monoid of hypersubstitutions has been widely studied by many authors. Knowledge of the monoid of hypersubstitutions can be applied to the concept of M-hyperidentities. In this paper, we show that the order of hypersubstitutions of type tau = (3) is 1, 2, 3 or infinite Y1 - 2006 UR - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/30595 UR - http://ejournals.wspc.com.sg/ac/13/1302/S1005386706000277.html SN - 1005-3867 ER -