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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 ...
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.
It quickly overtook VisiCalc, as well as Multiplan and SuperCalc, the two VisiCalc competitors. Lotus 1-2-3 was the state-of-the-art spreadsheet and the standard throughout the 1980s and into the early 1990s, part of an unofficial set of three stand-alone office automation products that included dBase and WordPerfect, to build a complete ...
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.
A Memphis City Council meeting can be seen through the City of Memphis seal in the meeting room door at city hall in Memphis, Tenn., on Tuesday, July 25, 2023.
Co-creator of VisiCalc Robert M. Frankston (born June 14, 1949) is an American software engineer and businessman who co-created, with Dan Bricklin , the VisiCalc spreadsheet program. Frankston is also the co-founder of Software Arts .
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,...
Lotus Development Corp. releases Lotus 1-2-3, which would become the IBM PC's first "killer application", making the PC as VisiCalc made the Apple II and WordStar made the CP/M machines. It was programmed entirely in assembly language and bypassed the slower DOS screen input/output functions in favor of writing directly to memory-mapped video ...