"क्यालकुलेटर" का संशोधनहरू बिचको अन्तर
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कुनै सम्पादन सारांश छैन |
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पङ्क्ति ५:
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==बाह्य लिङ्कहरू==
{{Commons category|Calculators}}
* [http://www.careerbless.com/calculators/ScientificCalculator/ ]
* [http://www.ti.com/corp/docs/company/history/calc.shtml ]
* [http://sharp-world.com/corporate/info/his/h_company/1994/ क्यालकुलेटरको इतिहास]
* [http://www.oldcalculatormuseum.com ]
* [http://www.xnumber.com/xnumber/cmhistory.htm ]
* [http://www.vintagecalculators.com/index.html ]
* [http://www.hpmuseum.org The Museum of HP calculators] ([http://www.hpmuseum.org/prehp.htm slide rules/mech. section])
* [http://www.spingal.plus.com/micro Microprocessor and single chip calculator history; foundations in Glenrothes, Scotland]
* [http://www.jacques-laporte.org/HP%2035%20Saga.htm HP-35] - A thorough analysis of the HP-35 firmware including the Cordic algorithms and the bugs in the early ROM
* [http://www.anita-calculators.info/ Bell Punch Company and the development of the Anita calculator] - The story of the first electronic desktop calculator
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