Papers and Articles

I have authored or co-authored a number of papers and articles. The list that follows is not complete. Most of the papers and/or articles listed below can be directly downloaded. For the few others, you may either try to download them from the corresponding publisher's web site or ask the author for an electronic copy.

• Syropoulos, A. Typesetting Native American Languages, The Journal of Electronic Publishing, Volume 8, Issue 1, August 2002.
• Papadopoulos, B.K. and Syropoulos, A., Categorical relationships between Goguen sets and “two-sided” categorical models of linear logic, Fuzzy Sets and Systems, Vol. 149, pp. 501–508, 2005.
• Syropoulos, A., Mathematics of Multisets, C.S. Calude et al. (Eds.): Multiset Processing, LNCS 2235, pp. 347–358, 2001.
• Syropoulos, A., Categorical Models of Multisets, Romanian Journal of Information Science and Technology, Vol. 6, No. 3-4, pp. 393-400, 2003.
• Syropoulos, A., Algebraic Structures are Labeled Transition Systems!, Advanced Studies in Contemporary Mathematics, Vol 6, No 1, pp. 57–62, 2003.
• Syropoulos, A., Vague Computing Is the Natural Way to Compute!, R. Seising et al. (Eds.): On Fuzziness: Volume 2, STUDFUZZ 299, pp. 653–658, 2013.
• Syropoulos, A., Mamatas, E.G., Allilomes, P.C. and Sotiriades, K.T., A Distributed Simulation of Transition P Systems C. Martín-Vide et al. (Eds.): WMC 2003, LNCS 2933, pp. 357–368, 2004.
• Syropoulos, A., Replicating Archaic Documents: A Typographic Challenge, TUGboat, Volume 24, No. 3, 2003 — Proceedings of EuroTEX 2003.
• Syropoulos, A., Π Machines: Virtual Machines Realizing Graph Structured Transition P Systems, ACM SIGPLAN Notices, Vol. 42 (12), pp. 15–22, Dec. 2007.
• Syropoulos, A., Bottom in the Imperative World, ACM SIGPLAN Notices, Vol. 30 (5), pp. 18–20, 1995.
• Syropoulos, A., Computing in a Fuzzy Environment, CSI Communications, pp. 17–19, November 2010.
• Syropoulos A. and Protopapas A., Web-Based Educational Use of Hydraulic Software in Fortran, XXX IAHR Congress, Thessaloniki, Greece, pp. 179–184, August 2003.
• Παππά Ε., Συρόπουλος, Α. και Παπαδόπουλος, Β., Εφαρμογή της Κλασματικής Γεωμετρίας στην Επέκταση Πόλεων, Τεχν. Χρον. Επιστ. Έκδ. ΤΕΕ, Ι, τεύχ. 2–3, 2005.
• Papadopoulos, B.K. and Syropoulos, A., Fuzzy Sets and Fuzzy Relational Structures as Chu Spaces, International Journal of Uncertainty, Fuzziness and Knowledge-Based Systems, Vol. 8, No. 4, pp. 471—479, 2000.
• Syropoulos, A., Yet Another Fuzzy Model for Linear Logic, International Journal of Uncertainty, Fuzziness and Knowledge-Based Systems, Vol. 14, No. 1, pp. 131—136, 2006.
• Hatzigeorgiu, N. and Syropoulos, A., Literate Programming and the "Spaniel" Method, ACM SIGPLAN Notices, Vol. 33 (12), pp. 52–56, 1998.
• Hatzigeorgiu, N. and Syropoulos, A., New Technologies for Rapid Develpoment of Web Oriented Database Applications, ACM SIGCUE Ooutlook, Vol. 27, No. 1, pp. 25–31, 1999.
• Syropoulos, A., Fuzzifying P Systems, The Computer Journal, Vol. 49, No. 5, pp. 619–628, 2006.
• Syropoulos, A., On Generalized Fuzzy Multisets and Their Use in Computation, Iranian Journal of Fuzzy Systems, Vol. 9, No. 2, pp. 113–125, 2012.
• Syropoulos, A., A note on type checking linear functional languages, ACM SIGPLAN Notices, Vol. 31, No. 8, pp. 60–63, August 1996.
• Loverdos, C.K.K. and Syropoulos, A., Digital Typography in the New Millennium: Flexible Documents by a Flexible Engine, A. Syropoulos et al. (Eds.): TUG 2004, LNCS 3130, pp. 1–16, 2004.
• Syropoulos, A. On Conceptual Computing Devices with Vague Components Operating in a Vague Environment, International Journal of Unconventional Computing, Vol. 9, No. 1–2, pp. 185–201, 2013.
• Syropoulos, A. Hypercomputation: Fantasy or Reality? A Position Paper, Parallel Processing Letters, Vol. 23, 1350005, 2013 [12 pages].
• Beccari, C. and Syropoulos, A., New Greek fonts and the greek option of the babel package, TUGboat, Vol. 19, No. 4, pp. 419–425, 1998.
• Syropoulos, A. and Nickalls, R.W.D., A Perl port of the mathsPIC graphics package,TUGboat, Vol. 21, No. 3, pp. 292–297, 2000.
• Syropoulos, A., Designing packages for Λ: An overview, TUGboat, Vol. 24, No. 2, pp. 216–220, 2003.
• Syropoulos, A., LaTeX as a tool for the typographic reproduction of ancient texts, TUGboat, Vol. 27, No. 2, pp. 181–186, 2006.
• Συρόπουλος, Α., Συναρτησιακός προγραμματισμός: H άλλη πλευρά του νομίσματος, Περιοδικό RAM, τεύχος Οκτωβρίου 1999, σσ. 248–253.
• Syropoulos, A., Fuzzy Categories, Critical Review, Volume VII, pp. 24-29, 2013.
• Συρόπουλος, Α., Υπολογισμός και τα όρια του, article published at Αντίφωνο.
• Συρόπουλος, Α., Ασάφεια, article published at Αντίφωνο.
• Basil Papadopoulos, Apostolos Syropoulos, and Krassimir Atanassov A note on a new category of intuitionistic fuzzy sets, Notes on Intuitionistic Fuzzy Sets, Vol. 8, No 3, pp 54—56, 2002.
• Atanassov, K.T., Papadopoulos, B.K., Syropoulos, A., Variants of Intuitionistic Fuzzy Implications, Issues in Intuitionistic Fuzzy Sets and Generalized Nets, Vol. 4, K. Atanassov, J. Kacprzyk, M. Krawczak, and E.Szmidt, Eds., Wydawnictwo WSISiZ, Warszawa, pp. 5–8, 2007.
• Atanassov, K.T., Papadopoulos, B.K., Syropoulos, A., An Application of the Theory of Intuitionistic Fuzzy Multigraphs, Mathware and Soft Computing, Vol. 11, pp 45–49, 2004.
• Pablo García-Risueño, Apostolos Syropoulos, and Natàlia Vergés. New ideograms for physics, Poster presented at the Psi-k 2015 Conference. The poster presents an early version of our work while
  Ideograms for Physics and Chemistry, which was published in Foundations of Physics (also available from arXiv.org), is a thorough description of it.
• Apostolos Syropoulos, Fuzzy Multisets and Fuzzy Computing, Handbook of Research on Generalized and Hybrid Set Structures and Applications for Soft Computing, Sunil Jacob John (Ed.), IGI Global, 2016.
• Apostolos Syropoulos, A (Basis for a) Philosophy of a Theory of Fuzzy Computation arXiv:1603.05162 [cs.OH]. An updated version of this text has been published in Kairos. Journal of Philosophy & Science, Vol. 20, No. 1, pp. 181–201, 2018.
• B. K. Sharam, Apostolos Syropoulos, and S. P. Tiwari, On fuzzy multiset regular grammars, Annals of Fuzzy Mathematics and Informatics, Vol. 12, No. 5, (November 2016), pp. 617–639.
• Apostolos Syropoulos, Fuzzy Sets and Fuzzy Logic in Encyclopedia of Computer Science and Technology, Second Edition, Edited by Phillip A. Laplante, CRC Press 2016, Pages 459–468.
• Ioannis Papadopoulos and Apostolos Syropoulos, ICT Investments and Recovery of Troubled Economies , Encyclopedia of Information Science and Technology, Fourth Edition, Edited by Mehdi Khosrow-Pour, IGI Global.
• Athanasios T. Stavrianos and Apostolos Syropoulos, The Use of Postcasting/Vodcasting in Education , Encyclopedia of Information Science and Technology, Fourth Edition, Edited by Mehdi Khosrow-Pour, IGI Global.
• Apostolos Syropoulos, Lilija Dailidaitė, Esmeralda Cruz, Corina Ionescu, Aylin Kirişçi Sarıkaya, and Renate Wachter, On Erasmus+ as a Tool to Detect and Solve Internet Addiction. European Journal of Education Studies, Vol. 3, No. 9, 2017.
• Apostolos Syropoulos On TAE Machines and their Computational Power, Logica Universalis, DOI https://doi.org/10.1007/s11787-018-0196-5 (2018).
• Papadopoulos K. and Syropoulos A. (2018) Robots That Do Not Avoid Obstacles. In: Rassias T. (eds) Applications of Nonlinear Analysis. Springer Optimization and Its Applications, vol 134. Springer, Cham.
• Lantitsou K., Syropoulos A., Papadopoulos B.K. (2018) On the Use of the Fractal Box-Counting Dimension in Urban Planning. In: Daras N., Rassias T. (eds) Modern Discrete Mathematics and Analysis. Springer Optimization and Its Applications, vol 131. Springer, Cham.
• Syropoulos A. (2020) Fuzzy Bigraphs. In: Nguyen H., Kreinovich V. (eds) Algebraic Techniques and Their Use in Describing and Processing Uncertainty. Studies in Computational Intelligence, vol 878. Springer, Cham.
• Syropoulos A. (2020) Limits of Computation and Physical Reality. In: Shyam Wuppuluri and Francisco Antonio Doria (eds) Unravelling Complexity: The Life and Work of Gregory Chaitin, pp. 181—199, World Scientific, Singapore.
• Dimou, A., & Syropoulos, A. (2021). Digital Documents. In Khosrow-Pour D.B.A., M. (Ed.), Encyclopedia of Information Science and Technology, Fifth Edition (pp. 1118–1129). IGI Global. http://doi:10.4018/978-1-7998-3479-3.ch077.
• Papadopoulos, I., & Syropoulos, A. (2021). ICT Investments on Economic Sectors With International Comparative Advantage and the Diffusion of Prosperity. In Khosrow-Pour D.B.A., M. (Ed.), Encyclopedia of Information Science and Technology, Fifth Edition (pp. 1662–1671). IGI Global. http://doi:10.4018/978-1-7998-3479-3.ch114.
• Papadopoulos, G. O., & Syropoulos, A. (2021). Sense and Boundaries of Computer Simulations. In Khosrow-Pour D.B.A., M. (Ed.), Encyclopedia of Information Science and Technology, Fifth Edition (pp. 155-163). IGI Global. http://doi:10.4018/978-1-7998-3479-3.ch012.
• Syropoulos-Harissis, D. G., & Syropoulos, A. (2021). Web Authorization Protocols. In Khosrow-Pour D.B.A., M. (Ed.), Encyclopedia of Information Science and Technology, Fifth Edition (pp. 493-499). IGI Global. http://doi:10.4018/978-1-7998-3479-3.ch035.
• Syropoulos, A., Chiriac, I., Grimalauskas, I., Sarikaya, A. K., Tatsiou, E., & Wachter, R. (2020). Teachers as software development coordinators . LUMAT-B: International Journal on Math, Science and Technology Education, 5(1), 1–9. Retrieved from https://journals.helsinki.fi/lumatb/article/view/1391
• Syropoulos, A. Categories of Fuzzy Structures and Fuzzy Categories. In J. Acacio de Barros and Décio Krause (Ed.), A True Polymath: A Tribute to Francisco Antonio Doria, pp. 230–249, College Publications, Chipperfield, Hertfordshire, England, 2020.
• Syropoulos, A. On vague chemistry. Foundations of Chemistry, 23, pages 105–113 (2021).
• Syropoulos, A. The Limits of Computation, Philosophy Now, issue 142: February/March 2021.
• Syropoulos, A. On Triangular Multisets and Triangular Fuzzy Multisets. Mathematics 10, no. 5: 726, 2022.
• Syropoulos A. Vagueness and Errors. Proceedings. 81(1):17, 2022.
• Συρόπουλος, Α. και Τάτσιου Ε, Υπολογιστική σκέψη και εκμάθηση ξένων γλωσσών. 7ο ΔΙΕΘΝΕΣ ΣΥΝΕΔΡΙΟ ΔΙΕΘΝΕΣ ΣΥΝΕΔΡΙΟ ΓΙΑ ΤΗΝ ΠΡΟΩΘΗΣΗ ΤΗΣ ΕΚΠΑΙΔΕΥΤΙΚΗΣ ΚΑΙΝΟΤΟΜΙΑΣ, Λάρισα, 15–17 Οκτωβρίου, 2021
• Syropoulos, A. (2023). Using Motion Infographics to Teach Computer Programming Concepts. In S. Hai-Jew (Eds.), Handbook of Research on Revisioning and Reconstructing Higher Education After Global Crises (pp. 385–399). IGI Global.
• Giakati, I., Syropoulos, A., & Tatsiou, E. (2022). Teaching mathematics with interactive motion infographics created with GeoGebra. LUMAT-B: International Journal on Math, Science and Technology Education, 7(1), 67–77.
• Syropoulos A. Why Should Science Take Vagueness Seriously?. Philos Int J 2023, 6(1): 000283.
• Syroppoulos A. Should We Take Vagueness Seriously?, Philosophy Now, Issue 156: June/July 2023.
• Syropoulos, A., Giakati, I., Prountzos, I., & Tatsiou, E. (2023). Introducing Vagueness in the Mathematical Curriculum of Secondary Education: Experience in Greece. In S. Broumi (Ed.), Handbook of Research on the Applications of Neutrosophic Sets Theory and Their Extensions in Education (pp. 205–214). IGI Global.
• Syropoulos, A. (2023). Artificial intelligence in education. Journal of Teacher Development and Education, 1(1), 19–25.
• Syropoulos, Apostolos, Eleni Tatsiou, and Renate Wachter. 2023. Using Computational Thinking to Teach Foreign Languages: A Preliminary Approach. Global Journal of Foreign Language Teaching 13 (4):223–35.
• Apostolos Syropoulos; Pragmatic quantum computing for science and engineering. AIP Conf. Proc. 14 March 2024; 3030 (1): 100002.
• Syropoulos-Charisis, Demetrios-Georgios, and Apostolos Syropoulos. "Game-Based Education in Experimental Sciences." In Utilizing ICT for Didactics of Social and Experimental Sciences, edited by Emilio José Delgado-Algarra and Antonio Alejandro Lorca-Marín, 243-256. Hershey, PA: IGI Global, 2025. https://doi.org/10.4018/979-8-3693-3783-7.ch011
• Shainky Ruhela, Apostolos Syropoulos, Vijay Kumar Yadav, Binod Kumar Sharma, and S. P. Tiwari. On Characterization of Algebraic Structure of Fuzzy Multiset Finite Automata. New Mathematics and Natural Computation.
• Apostolos Syropoulos and Demetrios-Georgios Syropoulos-Charisis. Using Game-based Education In A Novel Way, 6th International Educational Research Congress, Editor: Bedriye TUNÇSİPER, November 15–16, 2024, Kuşadası, Aydın, Turkey. Paper included in Proceedings that are available from https://icer.idu.edu.tr/index.php/idu-icer-2024/?lang=en.
• Syropoulos, A., Sharma, B.K., Papadopoulos, B.K. (2025). Neutrosophic Sets and the Production and Distribution of Electricity. In: Smarandache, F., Khan, Z. (eds) Neutrosophic Paradigms: Advancements in Decision Making and Statistical Analysis. Studies in Fuzziness and Soft Computing, vol 435. Springer, Cham.