Mathematics 2 31.21 theory of groups 1 33.23 quantum physics 1 Education and instruction in mathematics 1 General 1 General and miscellaneous specific topics 1 Groepentheorie 1 المزيد ... Group theory 1 Groupes, Théorie des 1 Instructional exposition (textbooks, tutorial papers, etc.) 1 Kwantummechanica 1 Mathematics education 1 Problem books 1 Problèmes et exercices 1 Quantum theory 1 Recreational mathematics 1 Teaching problem solving and heuristic strategies 1 Théorie des groupes 1 Théorie quantique 1 Transformaties (wiskunde) 1 أقل ...