A Note on Ternary Sequences of Strings of 0 and 1

A. R. Mehta, G. R. Vijayakumar

B. D. Acharya has conjectured that if $(A_i:i=1,2,...,2^{|X|}-1)$ is a permutation of all nonempty subsets of a set $X$ with at least two elements such that for each…