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艾兹格·迪科斯彻(Edsger Wybe Dijkstra)简介(3)

时间:2010-10-05 10:03来源:未知 作者:admin 点击:
Computer Society. He received the 1974 AFIPS Harry Goode Award, the 1982 IEEE Computer Pioneer Award, and the 1989 ACM SIGCSE Award for Outstanding Contributions to Computer Science Education. Athens
  

  > Computer Society. He received the 1974 AFIPS Harry Goode Award, the

  > 1982 IEEE Computer Pioneer Award, and the 1989 ACM SIGCSE Award for

  > Outstanding Contributions to Computer Science Education. Athens

  > University of Economics awarded him an honorary doctorate in 2001. In

  > 2002, the C&C Foundation of Japan recognized Dijkstra "for his

  > pioneering contributions to the establishment of the scientific basis

  > for computer software through creative research in basic software

  > theory, algorithm theory, structured programming, and semaphores".

  >

  > Dijkstra is renowned for the insight that mathematical logic is and

  > must be the basis for sensible computer program construction and for

  > his contributions to mathematical methodology. He is responsible for

  > the idea of building operating systems as explicitly synchronized

  > sequential processes, for the formal development of computer programs,

  > and for the intellectual foundations for the disciplined control of

  > nondeterminacy. He is well known for his amazingly efficient shortest

  > path algorithm and for having designed and coded the first Algol 60

  > compiler. He was famously the leader in the abolition of the GOTO

  > statement from programming.

  >

  > Dijkstra was a prodigious writer. His entire collection of over

  > thirteen hundred written works was digitally scanned and is accessible

  > at http://www.cs.utexas.edu/users/EWD. He also corresponded regularly

  > with hundreds of friends and colleagues over the years --not by email

  > but by conventional post. He strenuously preferred the fountain pen to

  > the computer in producing his scholarly output and letters.

  >

  > Dijkstra was notorious for his wit, eloquence, and way with words,

  > such as in his remark "The question of whether computers can think is

  > like the question of whether submarines can swim"; his advice to a

  > promising researcher, who asked how to select a topic for research:

  > "Do only what only you can do"; and his remark in his Turing Award

  > lecture "In their capacity as a tool, computers will be but a ripple

  > on the surface of our culture. In their capacity as intellectual

  > challenge, they are without precedent in the cultural history of

  > mankind."

  >

  > Dijkstra enriched the language of computing with many concepts and

  > phrases, such as structured programming, separation of concerns,

  > synchronization, deadly embrace, dining philosophers, weakest

  > precondition, guarded command, the excluded miracle, and the famous

  > "semaphores" for controlling computer processes. The Oxford English

  > Dictionary cites his use of the words "vector" and "stack" in a

  > computing context.

  >

  > Dijkstra enjoyed playing Mozart for his friends on his Boesendorfer

  > piano. He and his wife had a fondness for exploring state and national

  > parks in their Volkswagen bus, dubbed the Touring Machine, in which he

  > wrote many technical papers.

  >

  > Throughout his scientific career, Dijkstra formulated and pursued the

  > highest academic ideals of scientific rigour untainted by commercial,

  > managerial, or political considerations. Simplicity, beauty, and

  > eloquence were his hallmarks, and his uncompromising insistence on

  > elegance in programming and mathematics was an inspiration to

  > thousands. He judged his own work by the highest standards and set a

  > continuing challenge to his many friends to do the same. For the rest,

  > he willingly undertook the role of Socrates, that of a gadfly to

  > society, repeatedly goading his native and his adoptive country by

  > remarking on the mistakes inherent in fashionable ideas and the

  > dangers of time-serving compromises. Like Socrates, his most

  > significant legacy is to those who engaged with him in small group

  > discussions or scientific correspondence about half-formulated ideas

  > and emerging discoveries. Particularly privileged are those who

  > attended his reading groups in Eindhoven and Austin, known as the

  > "Tuesday Afternoon Clubs".

  >

  > At Dijkstra's passage, let us recall Phaedo's parting remark about

  > Socrates: "we may truly say that of all the men of his time whom we

  > have known, he was the wisest and justest and best."

  ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

  艾兹格·W·迪科斯彻 (Edsger Wybe Dijkstra,1930年5月11日~2002年8月6日) 荷兰计算机科学家,毕业就职于荷兰Leiden大学,早年钻研物理及数学,而后转为计算学。曾在1972年获得过素有计算机科学界的诺贝尔奖之称的图灵奖,之后,他还获得过1974年AFIPS Harry Goode Memorial Award、1989年ACM SIGCSE计算机科学教育教学杰出贡献奖、以及2002年ACM PODC最具影响力论文奖。

  曾经提出“goto有害论”信号量和PV原语,解决了有趣的“哲学家聚餐”问题。于2002年8月6日在荷兰Nuenen自己的家中与世长辞。终年72岁。

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