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Topic: VisiCalc


  
  VisiCalc - Wikipedia, the free encyclopedia
VisiCalc was the first spreadsheet program available for personal computers.
After the Apple II version, VisiCalc was also released for the Atari 8-bit family, the Commodore PET (both based on the MOS Technology 6502 processor, like the Apple), and the IBM PC.
The first clone of VisiCalc to become very successful in the market was Lotus 1-2-3, for the IBM PC.
en.wikipedia.org /wiki/VisiCalc   (418 words)

  
 VisiCalc   (Site not responding. Last check: 2007-11-07)
Indeed it was the "killer app" that turned the microcomputer from a hobby for computer entusiasts into a business tool.
When the professor found an error, he had to tediously erase and rewrite a number of sequential entries in the table, triggering Bricklin to think that he could replicate the process on a computer, using a flboard/spreadsheet paradigm to view results of underlying formulas.
Despite being such a revolutionary idea, Bricklin was advised (probably incorrectly in the light of subsequent developments) that he would be unlikely to be granted a patent for it, and so failed to profit significantly from his invention.
bopedia.com /en/wikipedia/v/vi/visicalc.html   (234 words)

  
 VisiCalc and Bloatware
VisiCalc was released for the IBM PC in 1981.
The Apple II version of VisiCalc was the major reason that people started buying Apple computers in the early days -- it was the "killer" application for the Apple II.
In case you download VisiCalc to try it out you can consult the reference card.
www.bobcongdon.net /blog/2003/10/visicalc-and-bloatware.html   (332 words)

  
 VisiCorp - Wikipedia, the free encyclopedia
It was founded in 1976 by Dan Fylstra as Personal Software, and in 1982 was renamed "VisiCorp" with the success of VisiCalc.
VisiCorp was sold to Pallidan Software after a legal feud between Software Arts (the author) and VisiCalc and VisiCorp.
VisiCalc was the first spreadsheet, developed by Software Arts and published by VisiCorp.
en.wikipedia.org /wiki/VisiCorp   (138 words)

  
 Apple II History Chap 18
VisiCalc was a way of using a computer that no one had ever thought of before, especially at the time when most computers were mainframes with limited access to the "average" user.
VisiCalc was written by Dan Bricklin, a programmer that had decided to enter Harvard Business School in the fall of 1977 and learn a second profession.
VisiCalc actually sold Apple II's to many customers, and these businessmen managed to sneak the new computers onto their desks (despite company policies that discouraged use of anything but the company's mainframe).
apple2history.org /history/ah18.html   (7176 words)

  
 VisiCalc: Facts and details from Encyclopedia Topic   (Site not responding. Last check: 2007-11-07)
VisiCalc was the first spreadsheet spreadsheet quick summary:
Bob frankston is the co-creator with dan bricklin of the visicalc spreadsheet program....
(VisiCalc was also released for the Atari 8-bit family[For more facts and a topic of this subject, click this link], EHandler: no quick summary.
www.absoluteastronomy.com /encyclopedia/v/vi/visicalc1.htm   (1273 words)

  
 Daniel Bricklin
At the time VisiCalc was being developed, changes were being made in the hardware industry as well.
It was in the fall of 1979 that VisiCalc was made available to the public for use on the Apple II.
While VisiCalc was still going strong, another young software company, Lotus, began putting out their own spreadsheet package; Lotus 1-2-3.
ei.cs.vt.edu /~history/BRICKLIN.Fleming.HTML   (1596 words)

  
 Define VisiCalc - a definition from Whatis.com   (Site not responding. Last check: 2007-11-07)
Prior to VisiCalc, a spreadsheet required that a user who changed one figure on a spreadsheet had to manually recalculate the effect of that change on other figures.
VisiCalc not only exploited the computer to automatically update a spreadsheet but allowed the user to immediately see all the changes.
VisiCalc was coded in assembler for the microprocessor in the Apple II and tested in a Multics system at MIT.
whatis.techtarget.com /definition/0,,sid9_gci970698,00.html   (254 words)

  
 The History of Apple and Visicalc :: osViews | osOpinion :: Tech Opinions for the People, by the People (excluding Thom)   (Site not responding. Last check: 2007-11-07)
Many of us may have likely bought the computer specifically for this piece of software and were exposed to Apple for the first time as a result.
VisiCalc, the first electronic spreadsheet, was a major cause of the success of the Apple II, and attracted the attention of IBM to the microcomputer market.
Dan Bricklin was studying for his MBA, and was struck by the limitations of a common (paper) spreadsheet.
www.osviews.com /modules.php?op=modload&name=News&file=article&sid=5405   (1044 words)

  
 Implementing VisiCalc   (Site not responding. Last check: 2007-11-07)
To avoid this problem in VisiCalc I polled the keyboard in the middle of potentially long loop--keyboard checks were strewn throughout the code.
Overall though VisiCalc was designed for the casual user the proficient user was well-rewarded by having an interface which didn't require one to move one's hands off the keyboard or even look at the screen to see where a mouse pointer wound up.
We could've made VisiCalc more adaptable but it was difficult to make it a priority and the strained relationships with our publisher (Personal Software which later renamed itself VisiCorp after its premier product) made it difficult for us to work directly with such third parties.
www.frankston.com /?name=ImplementingVisiCalc   (7075 words)

  
 Brief History of Spreadsheets, v. 3.6
The name "VisiCalc" is a compressed form of the phrase "visible calculator" (see email from Frankston, 4/15/1999b).
VisiCalc became an almost instant success and provided many business people with an incentive to purchase a personal computer or an H-P 85 or 87 calculator from Hewlett-Packard (cf., Jim Ho, 1999).
The market for electronic spreadsheet software was growing rapidly in the early 1980s and VisiCalc stakeholders were slow to respond to the introduction of the IBM PC that used an Intel computer chip.
dssresources.com /history/sshistory.html   (2314 words)

  
 Anything Under the Sun Made By Man: What if VisiCalc was Patented?   (Site not responding. Last check: 2007-11-07)
It is exactly because VisiCalc was not patented that innovation was not necessary in the spreadsheet world.
None of VisiCalc’s competitors were forced to design around VisiCalc, they merely executed the same concepts in slightly new flavors.
Once a viable formula was found in VisiCalc, the competitors were more apt to emulate the formula than they were to radically change or improve on it.
www.krajec.com /blog/archives/2005/08/what_if_visical.html   (738 words)

  
 Anything Under the Sun Made By Man: Patenting VisiCalc   (Site not responding. Last check: 2007-11-07)
Back in the early 1980’s as a teenage pomological engineer in Connecticut, I had a chance to participate in a demonstration of VisiCalc, one of the most revolutionary software products ever.
VisiCalc was the original spreadsheet, which was later sold to Lotus and made Lotus 1-2-3 the de facto standard for number crunching.
Unfortunately for VisiCalc, they talked about getting a patent coverage at the time but their patent attorney counseled them not to do so, citing the state of the patent laws regarding software at that time.
www.krajec.com /blog/archives/2005/05/patenting_visic.html   (150 words)

  
 PCWorld.com - Three Minutes: Godfathers of the Spreadsheet
As VisiCalc turns 25, originators Dan Bricklin, Bob Frankston, and Dan Fylstra recall when people wondered what a spreadsheet was.
Dan Bricklin: Those were the days when we believed in the PC and the personal use of computing, and society hadn't accepted it yet.
VisiCalc was a $5000 purchase, if you included a good printer.
www.pcworld.com /news/article/0,aid,116166,pg,1,00.asp   (1355 words)

  
 Feature from PC Magazine: VisiCalc   (Site not responding. Last check: 2007-11-07)
In 1979 Software Arts released VisiCalc, the "visible calculator" for the Apple II that convinced many people that there might be some use for a personal computer.
Many years and many spreadsheets later, VisiCalc is still available, at www.bricklin.com.
VisiCalc's set of numeric-only functions includes simple items like SUM, MAX, and AVERAGE, as well as LOOKUP and common trigonometric and logarithmic functions.
www.pcmag.com /article2/0,1895,1921452,00.asp   (321 words)

  
 InformationWeek | Open-Source Development | Renowned Software Developer Tackles Open-Source Legalities | February 15, ...   (Site not responding. Last check: 2007-11-07)
VisiCalc co-creator Dan Bricklin has taken on one of the thorniest issues for companies this decade: navigating the legal landscape of open-source software.
Bricklin, who as a Harvard MBA student in the late '70s co-wrote VisiCalc, generally considered the first electronic spreadsheet and a catalyst for sales of PCs to businesses, is now president of Software Garden Inc., a tech consulting company he formed in 1985.
VisiCalc's ability to give users immediate, interactive feedback on their calculations made it more attractive than slower, mainframe-based systems, and helped legitimize personal systems such as the Apple II and IBM PC for business buyers.
informationweek.com /story/showArticle.jhtml?articleID=60400808   (843 words)

  
 DigiBarn Software: VisiCalc for the IBM PC 5150
VisiCalc for the IBM PC, shipped in August 1981
VisiCalc from VisiCorp was one of the "killer apps" that was ported from its successful propagation on the Apple II and other platforms to be able to be introduced with the IBM PC on its introduction on August 12, 1981.
The following is the manual and software for the first edition of VisiCalc for the IBM PC.
www.digibarn.com /collections/software/visicalc-ibmpc   (100 words)

  
 VisiCalc Executable for the IBM PC   (Site not responding. Last check: 2007-11-07)
The original VisiCalc program that ran on the IBM PC in 1981 still runs on today's PCs.
This version of the program is very similar to the original VisiCalc that first came out on the Apple II in 1979.
It has a few extra features: a "Home" key, support for four arrow keys, a few extra commands including /E for editing the contents of a cell, and upper and lower case letters.
www.bricklin.com /history/vcexecutable.htm   (360 words)

  
 PC Industry: Happy 25th, VisiCalc! > PC Industry: Happy 25th, VisiCalc! > May 11, 2004   (Site not responding. Last check: 2007-11-07)
The PC industry is mature enough this week to celebrate an important 25th anniversary: the commemoration of the development of the Visicalc spreadsheet.
Visicalc is the application that drove the Apple II out of obscurity and sent the PC on its way as an industry.
"VisiCalc helped shape the PC industry and contributed to the rise of entrepreneurialism and economic expansion in the late 20th century."
www.techweb.com /wire/story/TWB20040511S0003   (363 words)

  
 The man who made PCs useful | CNET News.com
When VisiCalc shipped in 1978, number crunchers were in heaven.
VisiCalc inspired mass purchases of the Apple II, kick-starting the personal computer revolution.
Because he was never able to patent the code or even the concept behind his electronic spreadsheet, VisiCalc became the basis for Lotus 1-2-3 and the inspiration for Microsoft Excel.
news.com.com /2009-1082-233609.html?legacy=cnet   (525 words)

  
 Scott Rosenberg's Links & Comment
Titled "The Origins and Impact of VisiCalc," the panel discussion featured Dan Bricklin, who dreamed up VisiCalc; Bob Frankston, responsible for coding it; and Mitch Kapor, the father of Lotus 1-2-3, which succeeded VisiCalc in the spreadsheet marketplace.
The story of VisiCalc is the stuff of software-industry legend: It is widely viewed as the original "killer app" for personal computing (though Simonyi said that that term was actually first applied to Lotus 1-2-3 and only later retroactively extended to VisiCalc itself).
As someone who was an undergraduate in Cambridge at the same time in the late '70s that Bricklin was dreaming of a "magic typable flboard" at the Harvard Business School, I found Bricklin's photos from that era (posted on his own Web site here) evocative.
blogs.salon.com /0000014/2003/04/09.html   (1022 words)

  
 Attached > Computer history > “What is this VisiCalc, anyway?”
Usually the answer to that question is simply stated: VisiCalc is an electronic spread sheet.
The best way to think of VisiCalc is to think of its mechanical predecessor – ledger paper.
In addition to VisiCalc, there are other programs of this type available.
www.aresluna.org /attached/computerhistory/articles/spreadsheets/whatisthisvisicalcanyway   (414 words)

  
 VisiCalc: Information from its creators, Dan Bricklin and Bob Frankston
It has material directly from Dan Bricklin and Bob Frankston, the co-creators of VisiCalc, including scans of original photographs from VisiCalc's development days, a working copy of the program, and other things from Software Arts, Inc., Dan and Bob's company.
A copy of VisiCalc you can run: Lotus has given permission to post a working copy of the original IBM PC VisiCalc spreadsheet program from 1981 on this web site.
Adam Osborne Recording: A recording of Adam Osborne giving Dan and Bob the first award for creating VisiCalc and making a computer program that was worth buying a personal computer for.
www.danbricklin.com /visicalc.htm   (488 words)

  
 Software pioneer Bricklin tackles wikis | CNET News.com
In 1979, Bricklin released VisiCalc, the first spreadsheet for personal computers.
Now he's close to finishing the beta for WikiCalc, an open-source, browser-based collaboration tool that mimics the functionality of a spreadsheet while leveraging the technology of wikis, which let anyone, anywhere manipulate data across the Web.
Currently in alpha--though a stable beta version is expected by the end of February--WikiCalc is a general purpose tool developed with AJAX that runs either locally or off a server on Windows, Mac OS X, Unix or Linux.
news.com.com /2100-1032_3-6040867.html   (876 words)

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