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The Guinness Book of World Records listed him as "Fastest Human Calculator" [4] in 2001 and 2003, [6] after he broke the record for adding the same number to itself more times in 15 seconds than someone could do with a calculator. [7] In 1999 he invented a 13-month calendar using zero as a day, month, and year, which he called "The Human ...
That ad campaign was reintroduced around the year 2000 with model Cindy Crawford and race car driver Jeff Gordon. [citation needed] Beginning in January 2009, Raquel Welch was the star of a national television advertising campaign for the Foster Grant Reading Glasses collection. FGX International spent over $12 million on television advertising ...
Man with glasses. A woman with glasses. Glasses, also known as eyeglasses or spectacles, are vision eyewear with clear or tinted lenses mounted in a frame that holds them in front of a person's eyes, typically utilizing a bridge over the nose and hinged arms, known as temples or temple pieces, that rest over the ears for support.
Edward Scarlett (1688 – 1743 in London) was an English optician and instrument maker, who first invented an eyeglass frame with earhooks in 1727. This frame is held by the nose and ears, at times the glasses were called in contrast to the nasal cannula and temples because they had short straps that pressed on the temple.
This is a timeline of pure and applied mathematics history.It is divided here into three stages, corresponding to stages in the development of mathematical notation: a "rhetorical" stage in which calculations are described purely by words, a "syncopated" stage in which quantities and common algebraic operations are beginning to be represented by symbolic abbreviations, and finally a "symbolic ...
The Arithmometer, invented in 1820 as a four-operation mechanical calculator, was released to production in 1851 as an adding machine and became the first commercially successful unit; forty years later, by 1890, about 2,500 arithmometers had been sold [16] plus a few hundreds more from two arithmometer clone makers (Burkhardt, Germany, 1878 ...
If you had invested $10,000 of today’s dollars in Apple when the company went public at $22 a share, ... At the end of the last year, Berkshire’s Apple holding was worth $174.3 billion.
After 30 years of development, Thomas de Colmar launched the mechanical calculator industry by starting the manufacturing of a much simplified Arithmometer (invented in 1820). Aside from its clones, which started thirty years later, [ 38 ] it was the only calculating machine available anywhere in the world for forty years ( Dorr E. Felt only ...