International Journal of Neutrosophic Science IJNS 2690-6805 2692-6148 10.54216/IJNS https://www.americaspg.com/journals/show/1361 2020 2020 Department of Basic Science and Humanities, Techno College of Engineering Agartala, Tripura, India Priyanka Majumder University of New Mexico, Mathematics Department, 705 Gurley Ave., Gallup, NM 87301, USA Florentin Smarandache COVID-19 outbreak is a reminder of the fact that the pandemics have happened in the past and will also occur in the future. The COVID-19 not only has affected the economy; but also it has affected the livelihood, which leads to the changes in businesses. This study aims to identify the most significant indicator (or parameter) that impacts the sustainability of industries. The study should also develop a real-time monitoring system for the sustainability of industries affected by COVID 19. In this work, the Polynomial Neural Network (PNN) and cosine similarity measure under SVPNS (Single-Valued Pentapartitioned Neutrosophic Set) environment have found their use in analyzing the sustainability of the industry. 2022 2022 16 28 10.54216/IJNS.190302 https://www.americaspg.com/articleinfo/21/show/1361