Introduction: The domain of a function is the set of all possible input values (x-values) for which the function is defined. Understanding the domain is crucial for solving mathematical problems and ...

As a student learning mathematics, it’s important to understand how to find the domain and range of a function. The domain refers to the set of all possible inputs for a function, while the range ...

Math Teaching and Research Office in Chengdu College of Arts and Sciences, Chengdu, China. 2) The set of integers form a ring by ordinary addition and ordinary multiplication, and the ring of rational ...

Abstract: In this paper we propose a new method to estimate the domain of attraction (DOA) of a nonlinear economic model. We use an iterative method to find a Lyapunov function and then convert the ...