On some difficulties in the addition of trapezoidal ordered fuzzy numbers
Discrete Mathematics
2017-10-11 v1
Abstract
At the first, we revise the Kosinski definition of the sum of ordered fuzzy numbers. The associativity of revised sum is investigated here. In addition, we show that the multiple revised sum of finite sequence of trapezoidal ordered fuzzy numbers depends on its summands ordering.
Keywords
Cite
@article{arxiv.1710.03541,
title = {On some difficulties in the addition of trapezoidal ordered fuzzy numbers},
author = {Anna Łyczkowska-Hanćkowiak and Krzysztof Piasecki},
journal= {arXiv preprint arXiv:1710.03541},
year = {2017}
}