Regev's theorem
Encyclopedia
In algebra, Regev's theorem, proved by , states that the tensor product
of two PI algebras is a PI algebra.
Tensor product
In mathematics, the tensor product, denoted by ⊗, may be applied in different contexts to vectors, matrices, tensors, vector spaces, algebras, topological vector spaces, and modules, among many other structures or objects. In each case the significance of the symbol is the same: the most general...
of two PI algebras is a PI algebra.