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abacus

2) closely resembles the Roman abacus in its construction and use.

8643In his large study, the walls of which were hung to the ceiling with Persian rugs, bearskins, and weapons, sat Dolokhov in a traveling cloak and high boots, at an open desk on which lay an abacus and some bundles of paper money.

3123The name of " abacus " is also given, in logic, to an instrument, often called the " logical machine," analogous to the mathematical abacus.

2930The name of " abacus " is also given, in logic, to an instrument, often called the " logical machine," analogous to the mathematical abacus.

2930In the abacus the combinations are inscribed each on a single slip of wood or similar substance, which is moved by a key; incompatible combinations can thus be mechanically removed at will, in accordance with any given series of premises.

2726He wrote also treatises on the astrolabe (a copy of this is in the British Museum), on the abacus (three copies exist in the Vatican library, the library of Leiden University and the Bibliotheque Nationale in Paris), translations of the Kharismian Tables and an Arabic Introduction to Astronomy.

2736One of the oldest manipulatives you're probably familiar with is the abacus, the ancient counting device in which beads strung on wires are used to represent single digits and groups of numbers.

248Fossil also offers a miniature PDA worn on the wrist, called Abacus Wrist PDA, the first company to do so.

1829In 2002 Fossil launched the ABACUS line, with technological products like Person Digital Assistants (PDAs) that are worn on the wrist like watches.

1311Though convenient for exhibiting the composition of any particular number, it was inconvenient for purposes of calculation; and in fact calculation was entirely (or almost entirely) performed by means of the abacus.

38Abacus >>

10Can you find out how to use an abacus?

10Abacus chosen for Nottinghamshire Portal October 2003 The Nottinghamshire Partnership has selected abacus chosen for Nottinghamshire Portal October 2003 The Nottinghamshire Partnership has selected Abacus e-Media to supply and develop the County's web portal.

10I have never known so exactly This abacus of days. This withdrawal.

10Childrens abacus £ 17.99 US$35.08 E27.88 Wooden abacus with colorful counting beads.

10The world's smallest abacus now uses individual molecules (13 November 1996 ).

10abacus plot of data from all treatment arms (Figure 2) emphasizes the dependency on some large trials.

10In 2001 Abacus successfully achieved certification to the third edition ISO 9001:2000.

10Plain roll necking, and apparently no impost but a plain grooved abacus.

10notable omission in this analysis is the Abacus system widely used in the Asia Pacific region.

10A notable omission in this analysis is the Abacus system widely used in the Asia Pacific region.

10ovolo molding below the abacus Entablature - upper part of column.

10In the preface to the appendix containing the local arithmetic he states that, while devoting all his leisure to the invention of these abbreviations of calculation, and to examining by what methods the toil of calculation might be removed, in addition to the logarithms, rabdologia and promptuary, he had hit upon a certain tabular arithmetic, whereby the more troublesome operations of common arithmetic are performed on an abacus or chess-board, and which may be regarded as an amusement A facsimile of this document is given by Mark Napier in his Memoirs of John Napier (1834), p. 248.

10To assist his lectures on astronomy he constructed elaborate globes of the terrestrial and celestial spheres, on which the course of the planets was marked; for facilitating arithmetical and perhaps geometrical processes he constructed an abacus with twenty-seven divisions and a thousand counters of horn.

10The same historian tells us that Gerbert borrowed from the Arabs (Saraceni) the abacus with ciphers (see Numerals).

10He wrote also treatises on the astrolabe (a copy of this is in the British Museum), on the abacus (three copies exist in the Vatican library, the library of Leiden University and the Bibliotheque Nationale in Paris), translations of the Kharismian Tables and an Arabic Introduction to Astronomy.

102) closely resembles the Roman abacus in its construction and use.

10In the abacus the combinations are inscribed each on a single slip of wood or similar substance, which is moved by a key; incompatible combinations can thus be mechanically removed at will, in accordance with any given series of premises.

10Though convenient for exhibiting the composition of any particular number, it was inconvenient for purposes of calculation; and in fact calculation was entirely (or almost entirely) performed by means of the abacus.

10Although the pointed arches used are sometimes equilateral and sometimes drop-arches, the lancet-arch is the most characteristic. The period is best recognized in England by the great depth given to the hollows of the mouldings, alternating with fillets and rolls, by the decoration of the hollows with the dog-tooth ornament, by the circular abacus of the capitals, and the employment of slender detached shafts of Purbeck marble which are attached to piers by circular moulded shaftrings (Fr.

10They didn't have calculators in Victorian schools, but they did have the abacus!

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The word usage examples above have been gathered from various sources to reflect current and historial usage. They do not represent the opinions of YourDictionary.com.