Fluency in understanding numbers and their relationships to one another is crucial in mastering more complex numbers later in ...

They are the intervention of artists Precious Okoyomon and Dozie Kanu, whose installation forms a jangling welcome to Sequences Festival, staged across Reykjavík’s centre, harbour and beyond. “We ...

Each half completes the other. The symbol intrigues ethno-computing expert Ron Eglash. “There is no math concept in Europe for ‘complete me,’” says Eglash, of the University of Michigan in ...