Abstract: We consider the problem of computing a parting line for a mold for a complex mesh model, given a parting direction, and the related problem of removing small undercuts, either preexisting, ...

Preparing for your CBSE Class 10 Maths exam can feel like a huge task, and knowing exactly what to study is key to success. This year, for 2025-26, the CBSE board has removed certain topics from the ...

At the annual Bridges conference, mathematical creativity was on dazzling display. By Siobhan Roberts It’s not much of an exaggeration to say that the Dutch sculptor Rinus Roelofs organizes his life ...

This is an updated version of a story first published on May 5, 2024. For many high school students returning to class, it may seem like geometry and trigonometry were created by the Greeks as a form ...

The literature on higher-dimensional geometry usually treats the general triangle as a 2D simplex and the general tetrahedron as a 3D simplex. Since the mid-19 th century, however, researchers have ...

Have you ever needed to draw a perfect right angle or precisely measure an angle while working on a project? If you’re not sure what tool to use for that, you need a set square. These nifty little ...

In honor of Zendaya’s new film Challengers, which focuses on the intersecting love lives of three tennis players, we are taking a look at the best love triangles in movie history. The 31 films ...

“Challengers,” Luca Guadagnino’s enthralling sports opera about three great-looking tennis stars who trade partners, is the latest movie to feature that time-honored configuration, the love triangle.

A perpendicular bisector is a line segment that is perpendicular to another line segment and passes through its midpoint. In geometry, it is often used to construct angles, triangles, and circles.

Tucked away in a seemingly forgotten corner of the Istanbul Archaeology Museum, Daniel Mansfield found what may solve one of ancient math’s biggest questions. First exhumed in 1894 from what is now ...

In Disney’s 1959 film Donald in Mathmagic Land, Donald Duck, inspired by the narrator’s descriptions of the geometry of billiards, energetically strikes the cue ball, sending it ricocheting around the ...

The International Mathematical Olympiad (IMO) is probably the most prestigious competition for preuniversity students. Every year students from around the world compete for its coveted bronze, silver ...