Abstract: This paper is devoted to the study of delay-dependent stability of time-varying delay systems. A delay-derivative-partitioning approach is proposed. By constructing an augmented Lyapunov ...

Even countries with similar values and goals can end up in conflict with each other due to forces they cannot fully control.

This past year has been indelibly shaped by concentrated wealth and power. The 10 richest U.S. billionaires got $698 billion ...

The U.S. is more unequal than many other industrialized countries. Among 10 peer countries, the U.S. has the highest rate of ...

The table below comprises the names of units which are part of the latest syllabus for the 2025 exams. These chapters are intact with minor additions. Discovery of Electron, Proton, and Neutron, ...

The Nordic countries have far less economic inequality than th. Most of the difference is due to the Nordics’ welfare states.

The richest 1% of households have accumulated almost 1,000 times more wealth than the poorest 20% over the last three and a half decades.