Explore a 14-minute lecture from the 15th ALGA (Commutative Algebra and Algebraic Geometry) conference, delivered by Alan do Nascimento Muniz at the Instituto de Matemática Pura e Aplicada in Rio de Janeiro. Delve into topics such as introduction, definition, classification, other varieties, general picture, previous results, homogeneous variety, communist varieties, spaces of degree 0, and isomorphism. Gain insights from this event, which is part of a long-standing series focusing on Algebraic Geometry, Commutative Algebra, and related topics in Number Theory, Code Theory, and Foliation. Access additional resources, including the event page and full video playlist, to further enhance your understanding of these advanced mathematical concepts.