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    • Sur les bialgèbres faibles et les algèbres de Hopf faibles. 

      Chebel, Zoheir; Makhlouf, Abdenacer (جامعة الإخوة منتوري قسنطينة, 2018-10-21)
      In this thesis, we study the structure of weak bialgebras and weak Hopf algebras. These structures appeared in Physics, in particular in renormalization in quantum fields theory and q-deformations of oscillator algebras. ...