Easy looking equation sees people fight over the answer - can you solve grade school math sum in 30 seconds?

The viral math problem has X users stumped - but the answer comes in lessons learned in fifth or sixth grade.

Chemists solve century-old mechanistic puzzle of copper catalyst

The Ullmann reaction is one of the oldest reactions in organometallic chemistry. It is one of the most widely used ...
IEEE

Integrating Variable Reduction Strategy With Evolutionary Algorithms for Solving Nonlinear Equations Systems

Abstract: Nonlinear equations systems (NESs) are widely used in real-world problems and they are difficult to solve due to their nonlinearity and multiple roots. Evolutionary algorithms (EAs) are one ...
unitedinfocus

Carrington’s three central midfield wonderkids who could step up to solve Man Utd problems, with no new signings

Manchester United decided not to sign another midfielder in the transfer window, leaving options bare for Ruben Amorim. Ineos‘ decision to sign three forwards and not a single midfielder is a choice ...
IEEE

Solving Power System Differential Algebraic Equations Using Differential Transformation

Abstract: This paper proposes a novel non-iterative method to solve power system differential algebraic equations (DAEs) using the differential transformation, which is a mathematical tool able to ...