Sum of two nilpotent elements in a ring may not be nilpotent in general, but for commutative rings this sum is nilpotent. In between commutative and non-commuta
A general approach to transference principles for discrete and continuous sequence of operators (semi) groups is described. This allows one to recover the class
In this paper, the methods developed by?[1] are used to analyze flowback data, which involves modeling flow both before and after the breakthrough of formation
In this article we proved so-called strong reflection principles corresponding to formal theories Th which has omega-models or nonstandard model with standard p