NPR's Scott Simon talks to math historian Glen Van Brummelen about his finding that the decimal point appeared in the 1440s, earlier than thought. How did the decimal point come to be? - the dot that ...

Math historian Glen Van Brummelen came across decimal points in Giovanni Bianchini's manuscript, Tabulae primi mobilis B. Van Brummelen / Historia Mathematica, 2024 For years, historians thought ...

Historians have discovered what may be the world's first decimal point, in an ancient manuscript written 150 years before its next known appearance. There have been many ways to split integers, but ...

Knowing what the odds on a bet mean is sports betting 101. Odds are not uniform. There are three main systems of odds. American odds, fractional odds and decimal odds. You can read more about American ...

The humble decimal point may have been invented about 150 years before we previously thought. Experts had previously credited German mathematician Christopher Clavius for the innovation, but according ...

Decimal points are at least 150 years older than historians thought, according to newly unearthed notes from Venetian merchant Giovanni Bianchini, who practiced astrology in the 1440s. When you ...

So, the number \(5.743\) is said to have 3 decimal places. The number \(5.1492\) has four decimal places, while \(4.34\) has two decimal places. To round a number to a given number of decimal places, ...

Long ago, our ancestors lived in caves and devised crude, rough tools to help them get through the day. One of those crude, rough tools was human language. Sure, language gave us such things as ...

The TI-89 is a graphing calculator used in advanced mathematics classes and approved for use on examinations like the Scholastic Aptitude Test and various Advanced Placement tests. While its large ...