On π-day, one mathematician explores our fascination with pi and asks why we obsessively compute its digits. Pi Day, the International Day of Mathematics, is celebrated on 14 March, due to the date's ...

Here's a C/C++ program that converts decimal numbers ranging from 0 to 99,999 to binary and BCD formats. Using a simple algorithm in conjunction with pointer ...

The decimal point was invented around 150 years earlier than previously thought, according to an analysis of astronomical tables compiled by the Italian merchant and mathematician Giovanni Bianchini ...

The Babylonians used separate combinations of two symbols to represent every single number from 1 to 59. That sounds pretty confusing, doesn’t it? Our decimal system seems simple by comparison, with ...

Newcastle University provides funding as a member of The Conversation UK. After thousands of years of trying, mathematicians are still working out the number known as pi or “π”. We typically think of ...

Increase the final digit of a decimal number by 1. Increase the last non-zero digit of a whole number by 1. Lower limit: Use the number itself. The error interval is ...