Mi lienzo sofisticado by Perla Escalante https://padlet.com/perlaesc97/x0kg5mlqh7vk Hecho pensando en el precio en-us 2019-01-23 13:38:49 UTC 2019-01-23 14:42:12 UTC hello@padlet.com Spreadsheets perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323429932 2019-01-23 13:49:32 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323429932 Was and is a large sheet of paper with columns and rows that organizes data about transactions for a business person to examine. perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323431789 2019-01-23 13:53:12 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323431789 1961 perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323433565 2019-01-23 13:56:16 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323433565 Professor Richard Mattessich pioneered the development of computerized spreadsheets for use in business accounting. perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323434464 2019-01-23 13:57:20 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323434464 1969 perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323434873 2019-01-23 13:58:14 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323434873 Rene Pardo and Remy Landau co-invented "LANPAR" LANguage for Programming Arrays at Random perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323435069 2019-01-23 13:58:39 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323435069 perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323435513 2019-01-23 13:59:33 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323435513 1978 perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323437783 2019-01-23 14:03:50 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323437783 Bricklin had programmed the first working prototype of his concept in integer basic. The program helped users input and manipulate a matrix of five columns and 20 rows. perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323438443 2019-01-23 14:05:09 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323438443 Dan Bricklin also used the help from Bob Frankston to improe his program and then Bricklin named Frankston the "co- creator" of the electronic spreadsheet. perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323442526 2019-01-23 14:12:35 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323442526 Daniel Fylstra, founding Associate Editor of Byte Magazine, joined Bricklin and Frankston in developing VisiCalc. Fylstra was "marketing-oriented" and suggested that the product would be viable if it could run on an Apple micro-computer. perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323444833 2019-01-23 14:16:27 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323444833 1979 perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323450808 2019-01-23 14:26:05 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323450808 In May 1979, Fylstra and his firm Personal Software began marketing "VisiCalc" with a teaser ad in Byte Magazine. The name "VisiCalc" is a compressed form of the phrase "visible calculator" perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323453020 2019-01-23 14:29:12 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323453020 perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323454635 2019-01-23 14:31:23 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323454635 1983 perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323455773 2019-01-23 14:33:05 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323455773 1985 perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323457286 2019-01-23 14:35:11 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323457286 Lotus Development acquired Software Arts and discontinued the VisiCalc program. A Lotus spokeperson indicated at that time that "1-2-3 and Symphony are much better products so Visicalc is no longer necessary perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323457531 2019-01-23 14:35:33 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323457531 IBM acquired Lotus Development and Microsoft Excel is the spreadsheet market leader. perlaesc97 https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323460267 2019-01-23 14:39:17 UTC https://padlet.com/perlaesc97/x0kg5mlqh7vk/wish/323460267