The SOF International Mathematics Olympiad (IMO) is one of the most popular and challenging Olympiad exams for school students globally. The 2025-26 IMO tested the mathematical aptitude, ...

Studies show that Delta replicates more quickly and generates more virus particles than other variants, but vaccines still protect against serious infections. The secret to Delta’s success is the ease ...

JEE Main 2026: The National Testing Agency (NTA) is set to conduct the JEE Main 2026 Session 1 exam in January 2026, marking the crucial final months of preparation for aspirants. To support students, ...

Abstract: This paper proposes sum-of-squares (SOS) methodologies for stability analysis and region-of-attraction (ROA) estimation for nonlinear systems represented by polynomial fuzzy models via ...

Abstract: Inspired by the idea of multiple Lyapunov functions (MLFs), we use piecewise continuous scalar functions to investigate the stabilizability of time-varying switched systems. Starting with ...

Memory is the faculty by which the brain encodes, stores, and retrieves information. It is a record of experience that guides future action. Memory encompasses the facts and experiential details that ...

What began with a focus on weather forecasting has evolved toward addressing errors in scientific modeling. In the collaborative environment of the Penn State Institute for Computational and Data ...

Thinking about numbers using frames of 10 can be a helpful way to learn basic number facts. The four games that can be played with this applet help to develop counting and addition skills. (This ...