Extensions of groups (Abelian normal subgroup)
A deep yet intuitive exploration of group extensions — uncover how Abelian normal subgroups shape complex group structures. Perfect for students of abstract algebra and curious learners who want to master the foundations behind modern mathematical theory.
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Constructing semi direct products by hand
Learn how to build semidirect products from scratch and understand how two groups combine to form a richer algebraic structure. A perfect lesson for students exploring group theory and abstract algebra — explained visually and intuitively using real examples.
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