English mathematician and clergyman Reverend William Oughtred and others developed the slide rule in the 17th century based on the emerging work on logarithms by John Napier. Before the advent of the scientific pocket calculator, it was the most commonly used calculation tool in science and … Meer weergeven The slide rule is a mechanical analog computer which is used primarily for multiplication and division and for functions such as exponents, roots, logarithms, and trigonometry. It is not typically designed for addition or … Meer weergeven A logarithm transforms the operations of multiplication and division to addition and subtraction according to the rules $${\displaystyle \log(xy)=\log(x)+\log(y)}$$ and $${\displaystyle \log(x/y)=\log(x)-\log(y)}$$. Moving the top scale to the right by a … Meer weergeven Standard linear rules The width of the slide rule is quoted in terms of the nominal width of the scales. Scales on the most common "10-inch" models are actually 25 cm, as they were made to metric standards, though some rules offer … Meer weergeven Even during their heyday, slide rules never caught on with the general public. Addition and subtraction are not well-supported operations on slide rules and doing a calculation … Meer weergeven In its most basic form, the slide rule uses two logarithmic scales to perform rapid multiplication and division of numbers. These common operations can be time-consuming and error-prone when done on paper. More elaborate slide rules can perform … Meer weergeven The slide rule was invented around 1620–1630, shortly after John Napier's publication of the concept of the logarithm. In 1620 Edmund Gunter of Oxford developed a … Meer weergeven Even in the 21st century, some people prefer a slide rule over an electronic calculator as a practical computing device. Others keep their old slide rules out of a sense of nostalgia, or collect them as a hobby. A popular … Meer weergeven Web15 okt. 2012 · For example, in 1929 he developed what he called " evaporographie " , a photographic technique for making heat radiation visible while a year later working with A. Francis Turner he developed ...
Computer - History of computing Britannica
Web1 dec. 2024 · The Museum of Science & Industry in Chicago previously owned and displayed one of the Thacher cylindrical slide rules, and it arrived with its exhibit label. To see the instruction manuals alongside the objects they explained, please see the index by makers & retailers page. "Slide Rules - Manuals & Documentation" showing 48 items. WebAs we all know slide rules are the kind of device that are of immense use to those specialists who need them, and yet completely useless to the rest of us. John Napier It was the Scottish mathematician John Napier who is credited with opening up the whole genre through his promotion of the new field of Logarithms in 1614 via his book aptly titled … list of all football teams clubs in scottish
Slide Rule Encyclopedia.com
WebIn which year slide rule was developed? a. 1694 b. 1801 c. 1620 d. 1617 e. 1880 34. Slide rule is also known as ………… in United States. a. scale b. calculator c. slipstick d. … WebThe first known slide rule in which the slide worked between parts of a fixed sto,ek was ma Web27 dec. 2024 · From 1625 to 1800, the first 175 years after its invention, a total of 40 slide rule types, including circular and spiral designs, are recorded. The next 100 years, from 1800 to 1899, sees the creation of 250 slide rule types and manufacturers. Over 90 designs are recorded in the first 10 years of the 20th Century. list of all ford vehicles