List of Articles Fuzzy Logic Open Access Article Abstract Page Full-Text 1 - Fuzzy Mathematics and Nonstandard Analysis Application to the Theory of Relativity John N Mordeson Sunil Mathew 10.30495/tfss.2022.1953823.1014 Open Access Article Abstract Page Full-Text 2 - Fuzzy Model of Smart Toilet Bowl-Bidet System Yeesock Kim 10.30495/tfss.2022.1965746.1045 Open Access Article Abstract Page Full-Text 3 - A Hybrid Model for Assessing Student Mathematical Skills Michael Voskoglou 10.30495/tfss.2022.1971496.1052 Open Access Article Abstract Page Full-Text 4 - Why Linear (and Piecewise Linear) Models Often Successfully Describe Complex Non-Linear Economic and Financial Phenomena: A~Fuzzy-Based Explanation Hung Nguyen Vladik Kreinovich 10.30495/tfss.2023.1972564.1054 Open Access Article Abstract Page Full-Text 5 - On a New View of a Fuzzy Set Enric Trillas Adolfo De Soto 10.30495/tfss.2022.1971064.1051