Emmy Noether showed that fundamental physical laws are just a consequence of simple symmetries. A century later, her insights continue to shape physics. In the fall of 1915, the foundations of physics ...

Abstract: In many branches of engineering, Banach contraction mapping theorem is employed to establish the convergence of certain deterministic algorithms. Randomized versions of these algorithms have ...

1 School of Mathematics and Statistics, Huaiyin Normal University, Huaian, Jiangsu, China 2 Jiyang College, Zhejiang Agriculture and Forestry University, Zhuji, Zhejiang, China This paper is devoted ...

Consider lunch. Perhaps a nice ham sandwich. A knife should neatly halve the ham and two bread slices. But what if you slip? Oops—the ham now rests folded under a ...

You might be surprised to learn that you can’t comb the hairs flat on a coconut without creating a cowlick. Perhaps even more surprising, this silly claim with an even sillier name, the “hairy ball ...

Maxine Calle is a 2023 AAAS Mass Media Fellow at The Conversation U.S. and she receives funding from the National Science Foundation. David Bressoud does not work for, consult, own shares in or ...

A mousy math prodigy battles sexism, romantic disillusion and entrenched academic prejudice as she solves for x in a movie that cannot solve for why. Marguerite Hoffman (Ella Rumpf, “Raw”) is a ...