Abdelkader BH 
				
										
						
					    
Université de Sfax, Faculté des Sciences Sfax, BP 1171, 3038 Sfax, Tunisia                            
                            
						
					 
				 
								Biography
				Abdelkader BH  affiliated to Université de Sfax, Faculté des Sciences Sfax, BP 1171, 3038 Sfax, Tunisia having research interest and specialized skills in Lie algebra, Superalgebra, Combinatorics, Geometry, Combinatorial geometry, Lie theory, Number system, Homological algebra, Representation theory, Differential topology