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VisiCalc ("visible calculator") [1] is the first spreadsheet computer program for personal computers, [2] originally released for the Apple II by VisiCorp on October 17, 1979. [1] [3] It is considered the killer application for the Apple II, [4] turning the microcomputer from a hobby for computer enthusiasts into a serious business tool, and then prompting IBM to introduce the IBM PC two years ...
The Lotus Development Corporation was founded by Mitchell Kapor, a friend of the developers of VisiCalc. 1-2-3 was originally written by Jonathan Sachs, who had written two spreadsheet programs previously while working at Concentric Data Systems, Inc. [6] [7] To aid its growth both in the UK and possibly elsewhere, Lotus 1-2-3 became the very ...
VisiCorp [1] was an early personal computer software publisher. Its most famous products were Microchess, [2] Visi On [3] [4] and VisiCalc. [5]It was founded in 1977 [6] by Dan Fylstra as the software publisher Personal Software.
VisiCalc was released in 1979, becoming the earliest generally agreed-upon example of a killer application.. Although the term was coined in the late 1980s [4] [5] one of the first retroactively recognized examples of a killer application is the VisiCalc spreadsheet, released in 1979 for the Apple II.
VisiCalc, TK/Solver, Spotlight Software Arts was a software company founded by Dan Bricklin and Bob Frankston in 1979 [ 1 ] to develop VisiCalc , which was published by a separate company, Personal Software Inc. , later named VisiCorp.
Without question, Memphis is one of the country's greatest music cities, rich in various genres like rock 'n' roll, soul and the blues. Known for its lively nightlife, culturally diverse history,...
Memphis studios and artists who weren't associated with the city's most famous music space also had hits. "Woolly Bully" by Sam the Sham and the Pharaohs was recorded at Sam Phillips' post-Sun ...
While a student at Harvard Business School, Bricklin co-developed VisiCalc in 1979, making it the first electronic spreadsheet readily available for home and office use. It ran on an Apple II computer, and was considered a fourth generation software program. VisiCalc is widely credited for fueling the rapid growth of the personal computer industry.