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单词 position-value
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position-value
position-value n. Mathematics = place value n. at place n.1 Compounds 2.
ΚΠ
1849 E. C. Otté tr. A. von Humboldt Cosmos II. 597 Nine figures or characters, according to their position-value, under the name of the system of the abacus.
1931 Jrnl. Hellenic Stud. 51 130/1 Neugebauer shows that in their consistent sexagesimal notation the ancient Babylonians possessed what is practically a ‘position-value’ system (with base 60) many centuries earlier than the date of the first use by the Hindus of the present system with base 10.
1988 Amer. Antiq. 53 662/1 Actually, our ancestors did compute without a zero, and, furthermore, the invention of the position-value principle we all cherish was not so straightforward and simple.
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