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29 lut 2024 · But new evidence suggests the decimal point may be 150 years older than previously thought: A 15th-century Venetian merchant named Giovanni Bianchini appears to have used the mathematical...
24 lut 2024 · 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. SCOTT SIMON, HOST: How did the decimal...
Van Brummelen convincingly argues Clavius merely copied the decimal point from Bianchini, who should be credited for his mathematical innovation. A sine table in Clavius' Astrolabium, previously recognized as the earliest known use of the decimal point.
24 lut 2024 · How did the decimal point come to be? - the dot that divides whole numbers. Historians are revising its origin story. Glen Van Brummelen studies the history of math and astronomy at Trinity...
19 lut 2024 · 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 ...
John Napier was a 16th-century Scottish mathematician who made several important discoveries that facilitated easier and faster computations. He discovered logarithms, popularized the use of the decimal point, and invented his own mechanical system of calculation, called Napier’s bones. .
21 lut 2024 · 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...
