Beginning with simple calculations, such as the number of sheep in a herd, the field of mathematics has developed over time according to people’s needs and interests. In the course of history, ...

While American children once learned to add by reading a poster of animals and birds, they do it now by playing games on computers. Each step in between—whether it be a box of blocks or exercises ...

THE two volumes of this history (the first of which was noticed in NATURE of November 15, 1924) deal with the subject from two different aspects. The first volume, described as a “General Survey,” is ...

In 1843, William Rowan Hamilton had a four-dimensional flash of insight that still shapes our three-dimensional world. When you purchase through links on our site, we may earn an affiliate commission.