Anjaly Jose is Assistant Professor at the Department of Mathematics, St. Joseph's College Devagiri, Calicut, Kerala, India. She is a research guide under the University of Calicut, Kerala. Awarded the doctoral degree from Mahatma Gandhi University Kottayam in 2013, she is a Resource Person and has a number of research publications to her credit. Her areas of interest include topology and fuzzy topology.Sunil C. Mathew is Principal of Deva Matha College Kuravilangad, Kerala, India. He has more than 26 years of teaching experience at St. Thomas College Palai, Kerala, India. Awarded the doctoral degree in 2003 from Mahatma Gandhi University Kottayam, Kerala, he is a Research Guide of the same university. A resource person with more than 40 international publications to his credit, his interests chiefly lie in fuzzy topology and graph labeling.