There is a rule in mathematics that feels so obvious it barely seems worth stating. Yet accepting it leads to objects with no size, spheres that duplicate themselves, and sets that cannot be measured ...

When Lisa Piccirillo solved a decades-old mystery about the “Conway knot,” she had to overcome the knot’s uncanny ability to hoodwink some of the most powerful tools mathematicians have devised. Known ...

Researchers demonstrate that our brain need only perform a few lightning-fast statistical calculations to detect key properties of unknown objects. From a child snapping Legos together to a pickpocket ...

You have most likely encountered one-sided objects hundreds of times in your daily life – like the universal symbol for recycling, found printed on the backs of aluminum cans and plastic bottles. This ...

NMAH copy 39088019964634 signed by author. Mathematics is not just the product of lone geniuses dreaming up ideas remote from everyday life: real social, political and cultural problems drive ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This volume is the work of Raleigh ...