Understand the income approach to GDP, where total expenditures equal the income from goods and services in an economy.

Scientists at the Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) have developed a new way to determine atomic structures from nanocrystals previously considered unusable, ...

Abstract: In order to improve the robustness of the positioning control of an artillery shell chain rammer under different loads in the process of artillery shell rammer operation, this paper proposes ...

Abstract: This article addresses the challenge of designing robust controllers for uncertain systems subject to multiple input and state constraints. A nonlinear ...