- pocket slide rule
- карманная логарифмическая линейка
Большой англо-русский и русско-английский словарь. 2001.
pocket slide rule
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Slide rule — For other uses, see Slide rule (disambiguation). A typical ten inch student slide rule (Pickett N902 T simplex trig). The slide rule, also known colloquially as a slipstick,[1] is a mechanical analog computer. The slide rule is used primarily for … Wikipedia
slide rule — noun analog computer consisting of a handheld instrument used for rapid calculations; have been replaced by pocket calculators • Syn: ↑slipstick • Hypernyms: ↑analog computer, ↑analogue computer * * * noun : an instrument consisting in its simple … Useful english dictionary
Pocket protector — [ thumb|right|A pocket protector promoting the Linux operating system.] A pocket protector is a sheath designed to hold writing instruments and other small implements, such as slide rules, while preventing them from damaging the wearer s shirt… … Wikipedia
Otis King — s patent calculator, model K; Photo by Richard Lyon. Otis Carter Formby King (1876–??) was a grocer and engineer in London who invented and produced a cylindrical slide rule with helical scales, primarily for business uses initially. The product… … Wikipedia
HP-35 — The HP 35 was Hewlett Packard s first pocket calculator and the world s first scientific pocket calculator (a calculator with trigonometric and exponential functions). Like some of HP s desktop calculators it used reverse Polish notation.… … Wikipedia
Calculator — For mechanical precursors to the modern calculator, see mechanical calculator. For other uses, see Calculator (disambiguation). An electronic pocket calculator with a 7‑segment LCD display, that can perform basic arithmetic operations … Wikipedia
Logarithm — The graph of the logarithm to base 2 crosses the x axis (horizontal axis) at 1 and passes through the points with coordinates (2, 1), (4, 2), and (8, 3) … Wikipedia
Mechanical calculator — An old Russian mechanical calculator. A mechanical calculator is a device used to perform the basic operations of arithmetic. Mechanical calculators are comparable in size to small desktop computers and have been rendered obsolete by the advent… … Wikipedia
History of computing hardware — Computing hardware is a platform for information processing (block diagram) The history of computing hardware is the record of the ongoing effort to make computer hardware faster, cheaper, and capable of storing more data. Computing hardware… … Wikipedia
HP calculators — refer to various calculators manufactured by the Hewlett Packard company over the years. History In the 1960s, Hewlett Packard was becoming a diversified electronics company with product lines in electronic test equipment, scientific… … Wikipedia
slipstick — noun analog computer consisting of a handheld instrument used for rapid calculations; have been replaced by pocket calculators • Syn: ↑slide rule • Hypernyms: ↑analog computer, ↑analogue computer * * * ˈ ̷ ̷ˌ ̷ ̷ noun Etymology … Useful english dictionary
