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Calculator spelling is an unintended characteristic of the seven-segment display traditionally used by calculators, in which, when read upside-down, the digits resemble letters of the Latin alphabet. Each digit may be mapped to one or more letters, creating a limited but functional subset of the alphabet, sometimes referred to as beghilos (or ...
By 1970, a calculator could be made using just a few chips of low power consumption, allowing portable models powered from rechargeable batteries. The first handheld calculator was a 1967 prototype called Cal Tech, whose development was led by Jack Kilby at Texas Instruments in a research project to produce a portable calculator. It could add ...
Casio fx-77, a solar-powered digital calculator from the 1980s using a single-line LCD. A scientific calculator is an electronic calculator, either desktop or handheld, designed to perform calculations using basic (addition, subtraction, multiplication, division) and advanced (trigonometric, hyperbolic, etc.) mathematical operations and functions.
Afrikaans; العربية; Asturianu; Azərbaycanca; تۆرکجه; বাংলা; Беларуская; Беларуская (тарашкевіца) Català
A calculator (in contemporary usage) is an electronic hand-held device that performs mathematical computations. Calculator may also refer to: Calculator (software) , a computer program that performs mathematical computations
Mac OS calculator: Proprietary: macOS: Double (64 bit) Yes Yes Yes GNOME Calculator: GPL-3.0-or-later: Linux, BSDs, macOS: Arbitrary decimal Yes Yes Yes KCalc: GPL-2.0-or-later: Linux, BSDs, macOS: Arbitrary decimal Yes Yes Yes Windows Calculator: MIT: Windows: ≥32 decimal Yes Yes Yes WRPN Calculator: Public domain: Windows, Linux, macOS ...
As to the first, I personally think Calculator spelling is a better title, since it allows for more than just single words, and I also think this article has already covered most of the subject so that the only thing really useful from Calculator words is the list (which would probably look better in a table of some sort).
Short for calculator, calculation, or calculus; Windows Calculator, also known by its filename calc.exe; LibreOffice Calc, an open-source spreadsheet application. The Anglo-Saxon rune ᛣ, representing /k/ The Calcarea class of calcareous sponges