PublisherUniversitat Politècnica de Catalunya. Secció de Matemàtiques i Informàtica
Rights accessOpen Access
The addition of fuzzy intervals based on a triangular norm $T$ is studied. It is shown that the addition based on a t-norm $T$ weaker than the Lukasiewicz t-norm $T_L$ acts on linear fuzzy intervals just as the $T_L$-based addition. Some examples are given.
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