My Erdös number is 3

Proof (one path):

• 3. Pozna, Cl., Kóczy L.-T., Precup, R.-E. and Ballagi, Á. (2010). A Kantian pattern of knowledge, the observation representation. Proceedings of 8^th IEEE International Symposium on Intelligent Systems and Informatics SISY 2010, Subotica, Serbia, 2010, pp. 405-412 (ieeexplore.ieee.org).
• 2. Tikk, D., Joó, I., Kóczy, L.-T., Várlaki, P., Moser, B. and Gedeon, T. D. (2002): Stability of interpolative fuzzy KH controllers. Fuzzy Sets and Systems (Elsevier Science), vol. 125, no. 1, pp. 105-119 (www.sciencedirect.com).
• 1. Erdös, P., Joó, I. and Székely, L. A. (1987): Some remarks on infinite series. Studio Scientiarum Mathematicarum Hungarica (Hungarian Academy of Sciences), vol. 22, no. 1-4, pp. 395-400 (www.renyi.hu).