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The Trachtenberg system is a system of rapid mental calculation.The system consists of a number of readily memorized operations that allow one to perform arithmetic computations very quickly.
Made in Japan, this was also the first calculator to use an LED display, the first hand-held calculator to use a single integrated circuit (then proclaimed as a "calculator on a chip"), the Mostek MK6010, and the first electronic calculator to run off replaceable batteries. Using four AA-size cells the LE-120A measures 4.9 by 2.8 by 0.9 inches ...
Yandex Translate (Russian: Яндекс Переводчик, romanized: Yandeks Perevodchik) is a web service provided by Yandex, intended for the translation of web pages into another language.
Unlike its "bigger brothers", the HP 40g has no flags to set/mis-set resulting in a "better behaved" calculator for straightforward math analysis. Additionally the HP 40g does not have infrared connectivity, and is limited to 27 variables. A list-based solver, and other handicaps make this simple-to-use calculator less adapted to higher end use.
In linear algebra, the trace of a square matrix A, denoted tr(A), [1] is the sum of the elements on its main diagonal, + + +.It is only defined for a square matrix (n × n).The trace of a matrix is the sum of its eigenvalues (counted with multiplicities).
"Mah Nà Mah Nà" is a popular song by Italian composer Piero Umiliani. It originally appeared in the Italian film Sweden: Heaven and Hell (Svezia, inferno e paradiso).On its own it was a minor radio hit in the United States and in Britain, but became better known internationally after it was used by The Muppets and on The Benny Hill Show.
Unique Master Citizen Number (Serbo-Croatian: Jedinstveni matični broj građana / Јединствени матични број грађана, JMBG / ЈМБГ, Macedonian: Единствен матичен број на граѓанинот, ЕМБГ, Slovene: Enotna matična številka občana, EMŠO) is an identification number that was assigned to every citizen of former Yugoslav ...
Otto Steiger (1858–1923) was a Swiss engineer. Steiger came from St. Gallen and lived in Munich.. Steiger is known for the invention and construction of the Millionaire mechanical calculator, the first commercially successful direct multiplication calculator (German patent 1892).