FACTOID # 140: In Switzerland, the average person has to work for 102 minutes to buy a kilogram of beef - one of the longest times in the developed world. On the other hand, they only have work 14 hours to buy a refrigerator for it.
 
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Encyclopedia > Adriaan van Roomen

Adriaan van Roomen (29 September 1561 _ 4 May 1615), also known as Adrianus Romanus, was a Belgian mathematician. He was born in Louvain, where he became professor, but then travelled extensively in Europe. He worked in algebra, trigonometry and geometry; and on the decimal expansion of π.


External links

  • MacTutor biography (http://www-history.mcs.st-andrews.ac.uk/history/Mathematicians/Roomen.html)

 
 

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