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Erschienen in:
1967 | OriginalPaper | Buchkapitel
Integral Numbers
verfasst von : D. M. Neal, B.Sc., D. J. New, B.Sc. (Eng.), A.C.G.I.
Erschienen in: Working With Arithmetic
Verlag: Macmillan Education UK
Enthalten in: Professional Book Archive
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The invention of numbers ranks as one of the oldest inventions of civilized man. Right back to the earliest times of recorded history man has found it necessary to find some means for counting. Many early civilizations were led in this direction in their need to find some means for numbering the days and seasons, or in their need to have some standard for bartering foods and clothing. In many cases there was a need for numbers as an aid to measurement, for the construction of buildings, or the surveying of land.