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Built the first functional program-controlled computer, the Z3 in 1941. [59] The Z3 already used what later became known as Reverse Polish Notation, and it was proven to be Turing-complete in 1998. Produced the world's first commercial computer, the Z4. Designed the first high-level programming language, Plankalkül.
He is best known for the invention of the crossword puzzle in 1913, when he was a resident of Cedar Grove, New Jersey. [5] Wynne created the page of puzzles for the "Fun" section of the Sunday edition of the New York World. For the December 21, 1913, edition, he introduced a puzzle with a diamond shape and a hollow center, with the letters F-U ...
A few of these people pre-date the invention of the digital computer; they are now regarded as computer scientists because their work can be seen as leading to the invention of the computer. Others are mathematicians whose work falls within what would now be called theoretical computer science, such as complexity theory and algorithmic ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 16 December 2024. English mathematician, philosopher, and engineer (1791–1871) "Babbage" redirects here. For other uses, see Babbage (disambiguation). Charles Babbage KH FRS Babbage in 1860 Born (1791-12-26) 26 December 1791 London, England Died 18 October 1871 (1871-10-18) (aged 79) Marylebone, London ...
Leonard Adleman – co-created RSA algorithm (being the A in that name), coined the term computer virus; Alfred Aho – co-created AWK (being the A in that name), and main author of famous Compilers: Principles, Techniques, and Tools (Dragon book) Andrei Alexandrescu – author, expert on languages C++, D
Argon constitutes 0.934% by volume and 1.288% by mass of Earth's atmosphere. [23] Air is the primary industrial source of purified argon products. Argon is isolated from air by fractionation, most commonly by cryogenic fractional distillation, a process that also produces purified nitrogen, oxygen, neon, krypton and xenon. [24]
Just Words. If you love Scrabble, you'll love the wonderful word game fun of Just Words. Play Just Words free online! By Masque Publishing
1963 – Edward Lorenz discovers the butterfly effect on a computer, attracting interest in chaos theory. [54] 1961 – Using computational investigations of the 3-body problem, Michael Minovitch formulates the gravity assist method. [55] [56] 1964 – Molecular dynamics invented independently by Aneesur Rahman. [57]