Excel’s AGGREGATE Fails on Arrays but Works with Grid Ranges

Learn why the Excel AGGREGATE function fails with arrays and how to fix value errors using helper columns or dynamic LAMBDA and BYROW formulas.
Quanta Magazine

After 80 Years, Mathematicians Give Famed ‘Erdős Method’ an Upgrade

Decades ago, Paul Erdős used randomness to illuminate the vast and weird world of networks. Now mathematicians are making his ...
IEEE

A Transient Stability-Enhanced Method for Grid-Forming VSCs Considering the Current Limiting Algorithm

Abstract: To address the instability issue in the current limiting method of grid-forming voltage-source converters (GFM-VSCs) during grid sag faults, this paper proposed a transient ...

Unique instruments automate sample preparation, quality control for cryo-electron microscopy

Cryo-electron microscopy (cryo-EM) can help scientists determine the three-dimensional structure of proteins in unprecedented detail. Jacques Dubochet, former group leader at EMBL, shared the 2017 ...
Hosted on MSN

Passion twist/boho twist rubber band method tutorial + FAQ

Hey guys! In today's video, I will be sharing with you how I did my boho passion twist! This is a great protective style and super lightweight! I used 5 packs of Freetress Water Wave 22 inch hair in ...
IEEE

Configuration Method of Grid-Forming Converters to Enhance Multiconverter System Stability

Abstract: The grid-forming control is a promising solution to address the instability issues induced by the voltage source inverters (VSIs) based on grid-following control under weak grid conditions.