radix number system
121Mental calculation — comprises arithmetical calculations using only the human brain, with no help from calculators, computers, or pen and paper. People use mental calculation when computing tools are not available, when it is faster than other means of calculation… …
122C data types — C Standard Library Data types Character classification Strings Mathematics File input/output Date/time Memory allocation …
123RT-11 — Infobox OS name = RT 11 logo = caption = Directory listing using DIR utility under RT 11 running on a UKNC school computer developer = Digital Equipment Corporation and Mentec Inc. source model = Proprietary source, available at extra cost with… …
124Data General Nova — System Data General Nova 1200 front panel …
125Irrational rhythm — In music, the term irrational rhythm refers both to a particular extension of the traditional Western notation system for musical time,and to all the various rhythmic effects indicated or achieved by means of this extended notation. Traditional… …
126Octadecimal — or base 18 is a positional numeral system using 18 as the radix. Digits in this base can be represented using the Arabic numerals 0 9 and the Latin letters A H.Octadecimal is a rarely used base, though the ancient Mayan calendar is sometimes… …
127Liber Abaci — (1202, also spelled as Liber Abbaci) is an historic book on arithmetic by Leonardo of Pisa, known later by his nickname Fibonacci. Its title has two common translations, The Book of the Abacus or The Book of Calculation . In this work, Fibonacci… …
128Root — /rooht/, n. 1. Elihu /el euh hyooh /, 1845 1937, U.S. lawyer and statesman: Nobel peace prize 1912. 2. John Wellborn /wel beuhrn/, 1851 91, U.S. architect. * * * In botany, the underground anchoring part of a plant. It grows downward in response… …
