Porous media play a critical role in various industrial fields due to their complex pore networks and considerable specific surface areas. The transport and reaction phenomena within porous media are ...

Differential equations are fundamental tools in physics: they are used to describe phenomena ranging from fluid dynamics to general relativity. But when these equations become stiff (i.e. they involve ...

https://doi.org/10.5951/jresematheduc.50.1.0051 • https://www.jstor.org/stable/10.5951/jresematheduc.50.1.0051 Copy URL Using instructional exchanges as a ...

Looking for the answers to ax² + bx + c = 0? A mathematician has rediscovered a technique that the ancient Babylonians used. By Kenneth Chang and Jonathan Corum The quadratic equation has frustrated ...

While we can’t fix everything, there’s a fundamental truth that most large problems begin as small problems that, left unattended, grow or propagate. There are always plenty of problems to be solved.