Save Big on Coursera Plus. 7,000+ courses at $160 off. Limited Time Only! Grab it Explore the mathematical concepts of E_n-algebras in this advanced seminar talk delivered by Michael Barz, which delves into fundamental definitions and essential properties like Dunn additivity. Begin with a classical perspective before transitioning to infinity-operads, building upon previous seminar discussions. Following an intermission, discover the practical applications through an examination of Verdier duality and non-abelian Poincare duality connections, providing a comprehensive understanding of these complex mathematical structures.