Some Basic Theorems
- The Isomorphism theorems, which encompass the isomorphism theorems of groups, rings, modules, etc.
- Birkhoff's HSP Theorem, which states that a class of algebras is a variety if and only if it is closed under homomorphic images, subalgebras, and arbitrary direct products.
Read more about this topic: Universal Algebra
Famous quotes containing the word basic:
“Insecurity, commonly regarded as a weakness in normal people, is the basic tool of the actor’s trade.”
—Miranda Richardson (b. 1958)