An Etymological Dictionary of Astronomy and AstrophysicsEnglish-French-Persian

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 5 Search : arithmetic
 arithmetic   حساب   hesâb (#)Fr.: arithmétique   A branch of mathematics that deals usually with integers, rational numbers, real numbers, or complex numbers under addition, subtraction, multiplication, and division. See also → compute, → computation, → count, → calculate, → calculus, → mathematics, → statistics.O.Fr. arsmetique, from M.L. arithmetica, from Gk. arithmetike (tekhne) "(art, skill) of numbers," from arithmos "number."Hesâb, from Ar. hisab. arithmetic mean   میانگین ِ حسابی   miyângin hesâbi (#)Fr.: moyenne arithmétique   Of n numbers a1, a2, ..., an, the quantity defined as: (a1 + a2 + ... + an)/n.→ arithmetic; → mean. arithmetic progression   فرایازی ِ حسابی   farâyâzi-yz hesâbi (#)Fr.: progression arithmétique   A → sequence of n numbers or quantities such that the difference between any two successive terms is a constant. In particular, if a is the first term, the nth term is a + (n - 1)d, where d is the constant. Also called → arithmetic sequence. arithmetic sequence   پی‌آیه‌ی ِ حسابی   peyâye-ye hesâbiFr.: suite arithmétique   → arithmetic; → sequence. binary arithmetic   حساب ِ درین، ~ دودو‌یی   hesâb-e dorin, ~ dodoi (#)Fr.: arithmétique binaire   A system of calculation in which the only numerals used are 0 and 1. All the real numbers are represented in terms of powers of 2.→ binary; → arithmetic.