Lecture
Classification of Extensions
Related lectures (356)
Differential Forms on Manifolds
Introduces differential forms on manifolds, covering tangent bundles and intersection pairings.
Proper Actions and Quotients
Covers proper actions of groups on Riemann surfaces and introduces algebraic curves via square roots.
RSA Cryptosystem: Encryption and Decryption Process
Covers the RSA cryptosystem, encryption, decryption, group theory, Lagrange's theorem, and practical applications in secure communication.
Group Actions: Theory and Examples
Explores concrete examples of group actions on sets, focusing on actions that do not change the set.
Group Theory Basics
Introduces the basics of group theory, including operations, properties, and Lie groups.
Borcherds' Proof: Strategy
Covers Borcherds' proof strategy, emphasizing the significance of simple roots and Weyl vectors.
Homotopical Algebra: Examples and Adjunctions
Explores homotopical algebra examples and adjunctions, focusing on left and right adjoints in group functors and coproducts.
RSA Encryption: Main Concepts
Covers the main concepts behind RSA encryption and examples of homomorphisms between cyclic groups.
Group Algebra: Maschke's Theorem
Explores Wedderburn's theorem, group algebras, and Maschke's theorem in the context of finite dimensional simple algebras and their endomorphisms.
Endomorphisms and automorphisms of totally disconnected locally compact groups III
Explores the properties of endomorphisms and automorphisms of locally compact groups, emphasizing invariance, tree representation theory, and minimal subgroups.