First Calculator Invented
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Calculator - Wikipedia
- https://en.wikipedia.org/wiki/Calculator
- The first American-made pocket-sized calculator, the Bowmar 901B (popularly termed The Bowmar Brain), measuring 5.2 by 3.0 by 1.5 inches (132 mm × 76 mm × 38 mm), came out in the Autumn of 1971, with four functions and an eight-digit red LED display, for US$240, while in August 1972 the four-function … See more
The History Of The Calculator
- https://www.thecalculatorsite.com/articles/units/history-of-the-calculator.php
- The first step was seen in 1961 with the arrival of ANITA (A New Inspiration To Arithmetic/Accounting). This was the world's first all-electronic desktop calculator and it was developed in Britain by Control …
The History of Calculators and William Seward Burroughs
- https://www.thoughtco.com/history-of-calculators-1991652
- Blaise Pascal (1623-1662): Blaise Pascal invented one of the first calculators, called the Pascaline, to help his father with his work collecting taxes. An …
The History Of The Calculator: When was the Calculator First …
- https://edtechmagazine.com/k12/article/2012/11/calculating-firsts-visual-history-calculators
- A Brief History: The Busicom LE-120A, known as the HANDY, is the first handheld calculator to use a “calculator on a chip” integrated circuit. According to the …
Biography of Blaise Pascal, Inventor of the Calculator - ThoughtCo
- https://www.thoughtco.com/biography-of-blaise-pascal-1991787
- French inventor Blaise Pascal (June 19, 1623–Aug. 19, 1662) was one of the most reputed mathematicians and physicists of his time. …
Electronic Calculators—Handheld - National Museum of …
- https://americanhistory.si.edu/collections/object-groups/handheld-electronic-calculators
- The first commercial graphing calculator was introduced by the Japanese firm of Casio Computer Company. Casio, founded in 1946, had sold electric desk calculators since the …
Who Invented the First Calculator? - Reference
- https://www.reference.com/history-geography/invented-first-calculator-3378af6ce6f5cebc
- In 1965, the ELKA 22 was produced in Bulgaria and was the first calculator in the world to have a square root function. The end of bulky calculators did not happen …
History of Electronic Calculators
- http://www.vintagecalculators.com/html/history_of_electronic_calculators.html
- 1969 -- The first Large Scale Integration (LSI) calculator, Sharp's QT-8, began production using IC chips made by Rockwell. The USA debut of this AC-powered, four function …
Mechanical Calculators - History-Computer
- https://history-computer.com/mechanical-calculators/
- The 17th century was the beginning of the history of mechanical calculators, the first machine being Pascal’s calculator, which was invented in 1642. The …
Computer - The first computer | Britannica
- https://www.britannica.com/technology/computer/The-first-computer
- Charles Babbage was an English mathematician and inventor: he invented the cowcatcher, reformed the British postal system, and was a pioneer in the fields of operations research …
First Calculator Invented & other calculators
Online calculators are a convenient and versatile tool for performing complex mathematical calculations without the need for physical calculators or specialized software. With just a few clicks, users can access a wide range of online calculators that can perform calculations in a variety of fields, including finance, physics, chemistry, and engineering. These calculators are often designed with user-friendly interfaces that are easy to use and provide clear and concise results.