Abstract: In this paper, new stability conditions are obtained by designing a Lyapunov function that contains polynomials of the system states and membership functions. An iterative algorithm is ...

October features significant planetary phenomena, including two transits of Titan across Saturn and recurring tandem transits of Io and Europa across Jupiter's disk, often with their shadows. The ...

Astronomy day 2025 is upon us! To celebrate, we've picked six targets to emphasize the variety and scale of objects visible in the night sky that will make for a beautiful and rewarding sight, whether ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. When the biggest geomagnetic storm in 20 years hit Earth in May 2024 ...

The article recounts the author's personal journey into astronomy, highlighting several influential beginner astronomy guidebooks from various eras, including "Stars: A Guide to the Constellations," ...

"When you put it into context, Punctum is astonishingly bright." A bewilderingly powerful mystery object found in a nearby galaxy and only visible so far in millimeter radio wavelengths could be a ...

Polyanalytic function theory extends the classical theory of holomorphic functions by encompassing functions that satisfy higher‐order generalisations of the Cauchy–Riemann equations. This broader ...

This is a preview. Log in through your library . Abstract The aim of this present paper is to establish and study generating function associated with a characteristic function for the Bernstein ...

An illustration of a magnifying glass. An illustration of a magnifying glass.

Abstract: Solution to Navier-Stokes equation using Splitting Method is tailored to promote accuracy and efficiency of the original flow algorithm. Two-dimensional unsteady lid-driven cavity flow based ...