Abstract: We consider a class of nonlinear impulsive systems with delayed impulses, where the time delays in impulses exist between two consecutive impulse instants. Based on the impulsive control ...

The acronym is a reminder of the order in which equations are solved. For this problem, since there are no parentheses or ...

The Fed is expected to continue gradual rate cuts through year-end, despite uncertainty from delayed government economic ...

Exponent, Inc. (Nasdaq: EXPO), today announced that it will report Third Quarter of fiscal year 2025 financial results for the period ended October 3, 2025 following the close of the market on ...

Is it really possible that half of all people who have ever been age 65 or older are still alive today? We explore the ...

The euphoria toward artificial intelligence is creating a strange kind of new math in the stock market: Plans for massive AI investments often lead to even larger increases in market value for the ...

Anthropic has finally released Claude's learning mode — a feature built for schools — to the public. We tested out how good the AI tutor is at teaching.

Donald Trump promised drug costs would drop “1,000 percent”—then claimed a $10 pill would become $20—in a head-spinning arithmetic car crash. In a Fox News hit that left viewers baffled, Trump said, ...

A sweeping investigation has revealed widespread fraud in mathematics publishing, where commercial metrics and rankings have incentivized the mass production of meaningless or flawed papers. The study ...

Abstract: This study addresses the problem of attitude tracking and vibration suppression for 3D flexible spacecraft subject to external disturbances and input quantization, which are two critical ...