Prof. Dr. Othman Echi
'%3e%3cpath%20d='M22.1642%2019.0924C21.7317%2018.068%2021.1041%2017.1375%2020.3163%2016.3527C19.5309%2015.5656%2018.6006%2014.9381%2017.5766%2014.5048C17.5674%2014.5002%2017.5582%2014.4979%2017.5491%2014.4933C18.9774%2013.4616%2019.9059%2011.7811%2019.9059%209.88504C19.9059%206.74408%2017.3611%204.19922%2014.2201%204.19922C11.0792%204.19922%208.53429%206.74408%208.53429%209.88504C8.53429%2011.7811%209.46282%2013.4616%2010.8912%2014.4956C10.882%2014.5002%2010.8728%2014.5025%2010.8636%2014.5071C9.83652%2014.9404%208.91487%2015.5617%208.1239%2016.355C7.33685%2017.1404%206.70933%2018.0707%206.276%2019.0947C5.85031%2020.0972%205.62072%2021.172%205.59967%2022.2609C5.59905%2022.2853%205.60335%2022.3097%205.61229%2022.3325C5.62123%2022.3553%205.63465%2022.376%205.65174%2022.3935C5.66883%2022.4111%205.68926%2022.425%205.71182%2022.4345C5.73437%2022.444%205.7586%2022.4489%205.78308%2022.4489H7.15868C7.25956%2022.4489%207.3398%2022.3686%207.3421%2022.2701C7.38795%2020.5001%208.09868%2018.8425%209.35506%2017.5861C10.655%2016.2862%2012.3814%2015.5709%2014.2201%2015.5709C16.0588%2015.5709%2017.7852%2016.2862%2019.0852%2017.5861C20.3415%2018.8425%2021.0523%2020.5001%2021.0981%2022.2701C21.1004%2022.3709%2021.1807%2022.4489%2021.2815%2022.4489H22.6571C22.6816%2022.4489%2022.7058%2022.444%2022.7284%2022.4345C22.751%2022.425%2022.7714%2022.4111%2022.7885%2022.3935C22.8056%2022.376%2022.819%2022.3553%2022.8279%2022.3325C22.8369%2022.3097%2022.8412%2022.2853%2022.8406%2022.2609C22.8176%2021.165%2022.5907%2020.0989%2022.1642%2019.0924ZM14.2201%2013.8284C13.1678%2013.8284%2012.1773%2013.418%2011.4322%2012.6729C10.6871%2011.9278%2010.2767%2010.9374%2010.2767%209.88504C10.2767%208.83271%2010.6871%207.84227%2011.4322%207.09715C12.1773%206.35204%2013.1678%205.94165%2014.2201%205.94165C15.2724%205.94165%2016.2629%206.35204%2017.008%207.09715C17.7531%207.84227%2018.1635%208.83271%2018.1635%209.88504C18.1635%2010.9374%2017.7531%2011.9278%2017.008%2012.6729C16.2629%2013.418%2015.2724%2013.8284%2014.2201%2013.8284Z'%20fill='%238590A2'/%3e%3c/g%3e%3c/svg%3e)
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Academic Career Length
33Years (1994-Present)
(Calculated once Scilit publication data is synced: current year − year of first publication + 1)
Representative Publications
View All Publications1 January 2004 in International Journal of Mathematics and Mathematical Sciences
Journal Article
Some new separation axioms are introduced and studied. We also deal with maps having an extension to a homeomorphism between the Wallman compactifications of their domains and ranges.
1 December 2001 in Mathematische Zeitschrift
Journal Article
AAAhmed Ayache
Ahmed Ayache
MNMabrouk Ben Nasr
Mabrouk Ben Nasr
Othman EchiNJNoômen Jarboui
Noômen Jarboui5 January 2000 in Journal of Pure and Applied Algebra
Journal Article
MNMabrouk Ben Nasr
Mabrouk Ben Nasr
Othman EchiLILahoucine Izelgue
Lahoucine Izelgue
NJNoômen Jarboui
Noômen Jarboui1 October 2007 in Journal of Algebra and Its Applications
Journal Article
1 March 2012 in International Journal of Number Theory
Journal Article
Othman EchiNGNejib Ghanmi
Nejib GhanmiAbout Me
Othman Echi received his M.Sc. in Mathematics (DEA) from the University of Tunis El Manar, Tunisia, in 1988, and his Doctorate of State in Mathematics from the same university in 1993. In 2001, he obtained his Habilitation à Diriger des Recherches (HDR) from Aix-Marseille III University, France. From 1997 to 1999, he served as Vice President of the Tunisian Mathematical Society. In 2001, he was appointed Full Professor of Mathematics at the University of Tunis El Manar. From 2010 to 2026, he served as Professor of Mathematical Sciences at King Fahd University of Petroleum and Minerals (KFUPM), Saudi Arabia. Professor Echi has been actively engaged in mathematical research and academic service throughout his career. He currently serves on the editorial board of the Arabian Journal of Mathematics. His research interests encompass commutative algebra, combinatorics, general topology, number theory, and theoretical computer science, with particular emphasis on interactions among these areas.