Scientific Day -July 09, 2026 /Booklet

Please find joined a booklet, containing the abstracts of the talks and posters presented at the Scientific Day-dedicated to the retirement of the colleague Dr. Chafi Boudekhil- organized by the Laboratory of Mathematics (LDM) of Djillali Liabès University of Sidi Bel Abbès, held on July 09, 2026, at Hotel Eden, Sidi Bel Abbès.