In the third century BCE, Apollonius of Perga asked how many circles one could draw that would touch three given circles at exactly one point each. It would take 1,800 years to prove the answer: eight ...

Einstein's 1917 paper, "Cosmological Considerations in the General Theory of Relativity," applied general relativity to the universe as a whole, establishing a firmer basis for cosmology. To create a ...

The latest edition of the NCERT Class 9 Maths Book Chapter 3 - Coordinate Geometry is available here in PDF format. We have provided here the latest edition of the chapter which is published on the ...

Wei Ho, the first director of the Women and Mathematics program at the Institute for Advanced Study, combines algebra and geometry in her work on an ancient class of curves. Like many people who would ...

Want to learn more? Sign up for a free five-week email mini-course full of research-backed strategies to help students make sense of math. In Sarah Cuddihy’s 1st grade class at Driscoll School here, ...

When you purchase an independently reviewed book through our site, we earn an affiliate commission. By Matt Parker SHAPE The Hidden Geometry of Information, Biology, Strategy, Democracy, and ...