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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 Bangladesh team at the 2009 IMO Serbia's team for the 2010 IMO Zhuo Qun (Alex) Song (Canadian), the most highly decorated IMO contestant with 5 golds and 1 bronze medal Maryam Mirzakhani (Iran), the first woman to be honored with a Fields Medal, won 2 gold medals in 1994 and 1995, getting a perfect score in the second year.
1979: June 30 – July 9 Soviet Union [12]- The 1980 IMO was due to be held in Mongolia. It was cancelled, and split into two unofficial events in Europe. [1] 22 Washington, D.C. 1981: July 8 – July 20 United States [12] 23 Budapest: 1982: July 5 – July 14 West Germany [12] 24 Paris: 1983: July 3 – July 12 West Germany [12] 25 Prague: 1984
Zhuo Qun Song, the most highly decorated IMO contestant with 5 golds and 1 bronze medal. Ciprian Manolescu, the only person to achieve three perfect scores at the IMO (1995–1997). The following table lists all IMO Winners who have won at least three gold medals, with corresponding years and non-gold medals received noted (P denotes a perfect ...
The calculator was superseded, in 1982, by the HP-15C.. Although it is argued the HP-41C (introduced late 1979 and only a matter of months after the HP-34C) was a replacement for the HP-34C, they were in fact differentiated as much by price (the HP-34C being 50% that of the HP-41C) as by functionality and performance (the HP-41C being the first HP LCD-based and module-expandable calculator ...
Formula weight calculator: The input is a chemical molecular formula, using the periodic-table symbols and notation, and there is a button to work out the percentages of its constituents. Astronomical calculator : The input is a date and one or multiple celestial bodies (usually the sun, moon, planets, planetoids or comets).
Enjoy a classic game of Hearts and watch out for the Queen of Spades!
A simple arithmetic calculator was first included with Windows 1.0. [5]In Windows 3.0, a scientific mode was added, which included exponents and roots, logarithms, factorial-based functions, trigonometry (supports radian, degree and gradians angles), base conversions (2, 8, 10, 16), logic operations, statistical functions such as single variable statistics and linear regression.