When Were Graphing Calculators Invented
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Graphing calculator - Wikipedia
- https://en.wikipedia.org/wiki/Graphing_calculator
- An early graphing calculator was designed in 1921 by electrical engineer Edith Clarke. The calculator was used to solve problems with electrical power line transmission. Casio produced the first commercially available graphing calculator in 1985. Sharp produced its first graphing calculator in 1986. Hewlett Packard … See more
Electronic Calculators—Handheld - National Museum of …
- https://americanhistory.si.edu/collections/object-groups/handheld-electronic-calculators
- Graphing Calculators The first commercial graphing calculator was introduced by the Japanese firm of Casio Computer Company. Casio, founded in 1946, had sold electric …
The History Of The Calculator: When was the Calculator …
- https://edtechmagazine.com/k12/article/2012/11/calculating-firsts-visual-history-calculators
- According to the Vintage Calculators Web Museum, the calculator featured a 12-digit display in red LED and cost $395 when it first went on sale in January 1971. …
The Definitive History of Calculators | PureCalculators
- https://purecalculators.com/article/history-of-calculators-through-time
- In the 17th century, the first mechanical calculators were invented. These early machines were large, complex, and expensive, and they could only perform basic arithmetic …
Timeline - Texas Instruments
- https://education.ti.com/en/snapapp/timeline
- TI unveils its first graphing calculator Designed for use in algebra and precalculus courses, the TI-81 graphing calculator becomes the industry leader in handheld graphing …
A Brief History of Calculators in the Classroom - Hack …
- http://hackeducation.com/2015/03/12/calculators
- In 1958, Texas Instruments engineer Jack Kilby demonstrated the first working integrated circuit, which has since enabled cheaper, smaller, and better …
The History Of The Calculator
- https://www.thecalculatorsite.com/articles/units/history-of-the-calculator.php
- Launched in early 1972, the $395 HP-35 was an almost pocket-sized calculator with trigonometric and algebraic functions. Hewlett HP-35: first scientific calculator Within a few months, Texas had hit …
Scientific calculator - Wikipedia
- https://en.wikipedia.org/wiki/Scientific_calculator
- The first scientific calculator that included all of the basic ideas above was the programmable Hewlett-Packard HP-9100A, [2] released in 1968, though the Wang LOCI …
The early history of HP calculators | HPE
- https://www.hpe.com/us/en/insights/articles/the-early-history-of-hp-calculators-1709.html
- Hewlett-Packard unleashed a monster when it created the HP-9100A desktop calculator, released in 1968 at a price of about $5,000. The HP-9100A did everything a slide rule could do, and more—such as …
When Were Graphing Calculators Invented & other calculators
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