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Topic: Grigori Perelman


In the News (Sun 3 Jun 12)

  
  Grigori Perelman - Wikipedia, the free encyclopedia
Grigori 'Grisha' Yakovlevich Perelman (Russian: Григорий Яковлевич Перельман) (born 13 June 1966) is a Russian Jewish mathematician who is an expert on Ricci flow.
Perelman was a student of the famous St. Petersburg School #239, specializing in advanced mathematics and physics programs.
Until the fall of 2002, Perelman was best known for his work in comparison geometry, proving several notable results, such as the Soul Conjecture.
en.wikipedia.org /wiki/Grigori_Perelman   (549 words)

  
 Grigori Perelman   (Site not responding. Last check: 2007-10-20)
Grigori 'Grisha' Perelman is a Russian mathematician who is an expert on Ricci flow.
Perelman's plan of attack lies in modifying Richard Hamilton 's program for geometrization through Ricci flow.
Perelman's work is still under review by the mathematical community, as of May 2004.
www.esdng5.com /en/wikipedia/g/gr/grigori_perelman.html   (434 words)

  
 Grigori Chukhrai - Encyclopedia Glossary Meaning Explanation Grigori Chukhrai   (Site not responding. Last check: 2007-10-20)
Grigori Chukhrai, born May 23, 1921 - died October 28, 2001, was a prominent film director and screenwriter in the former Soviet Union.
Born Grigori Naumovich Chukhrai in Melitopol' in the Zaporiz'ka oblast' Region of the Ukraine.
Grigori Chukhrai died of heart failure in Moscow in 2001 at the age of eighty.
www.encyclopedia-glossary.com /en/Grigori-Chukhrai.html   (423 words)

  
 Perelman - Wikipedia, the free encyclopedia
Grigori Perelman, the known Russian Jewish mathematician who is an expert on Ricci flow.
Ronald Perelman, a wealthy investor and businessman who appears 34th on the Forbes 2005 Wealthiest Americans.
Yakov Perelman, a Russian author, who is credited with writing science books for children.
en.wikipedia.org /wiki/Perelman   (134 words)

  
 poincar conjecture - Article and Reference from OnPedia.com
As of 2004 it is becoming accepted that a proof offered by Grigori Perelman in 2002 may have disposed of this question, after nearly a century.
At the beginning of the 20th century, Henri Poincar was working on the foundations of topology — what would later be called combinatorial topology and then algebraic topology.
In late 2002, Grigori Perelman of the Steklov Institute of Mathematics, Saint Petersburg was rumoured to have found a proof.
www.onpedia.com /encyclopedia/Poincar-conjecture   (894 words)

  
 The Seattle Times: Nation & World: Russian scientist may have solved famous math problem   (Site not responding. Last check: 2007-10-20)
If "Grisha" Perelman's proof of the Poincaré is correct — and many mathematicians suspect it is — it will seal his transformation from an obscure researcher into one of the world's leading scientists.
Perelman has so far refused to publish his arguments, a mixture of esoteric math jargon and formulas, in a recognized journal, the traditional method for announcing scientific discoveries.
"Grigori Perelman is one of the brilliant successors of earlier Petersburg mathematicians," said a former teacher, Gennadi Leonov, dean of the faculty of mathematics and mechanics at St. Petersburg State University.
seattletimes.nwsource.com /html/nationworld/2001852042_math06.html   (1360 words)

  
 Progetto Polymath - Celebrated Math Problem Solved, Russian Reports
The mathematician, Dr. Grigori Perelman of the Steklov Institute of Mathematics of the Russian Academy of Sciences in St. Petersburg, is describing his work in a series of papers, not yet completed.
Perelman's results say he has proved a much broader conjecture about the geometry of three-dimensional spaces made in the 1970's.
Perelman's approach uses a technique known as the Ricci flow, devised by Dr. Hamilton, who is now at Columbia University.
www2.polito.it /didattica/polymath/htmlS/Interventi/Articoli/Poincare/Reports.htm   (1157 words)

  
 The Poincare conjecture
Perelman is a researcher at St. Peterburg-based Steklov Institute of Mathematics of the Russian Academy.
Though Perelman emerged from relative seclusion last year and gave lectures to math experts at various U.S. colleges, he appears uninterested in submitting his work to a journal and has not openly discussed the prize money.
James Carlson, the institute's president, said that since Perelman's work is undergoing, in effect, a peer review by the world's brightest math minds, he may yet qualify for the prize.
www.meta-religion.com /Mathematics/Articles/poincare_conjecture.htm   (658 words)

  
 Math a young man's game?
Perelman claims to have > proved Thurston's geometrization conjecture, a daring assertion about > three-dimensional spaces that implies, among other things, the truth > of the century-old Poincaré conjecture.
If Perelman is > correct—and many in the field would bet his way—he's made a major and > unexpected breakthrough, brilliantly using the tools of one field to > attack a problem in another.
And yet: There's Perelman, pushing 40, and Andrew Wiles, 41 at the time of the final resolution of Fermat's Last Theorem .
www.xent.com /pipermail/fork/2003-May/021366.html   (1126 words)

  
 Hack In The Box   (Site not responding. Last check: 2007-10-20)
If Perelman succeeded, he could be eligible for a $1 million prize offered by the Cambridge, Massachusetts-based Clay Mathematics Institute, formed to identify the world's seven toughest math problems.
Mathematicians around the world have been checking Perelman's work in search of the kind of flaws that have sunk the many other supposed solutions to a problem first presented by the French mathematician Henri Poincare in 1904.
Perelman's work has advanced the furthest without falling apart, and there is optimism that it will ultimately hold up.
www.hackinthebox.org /print.php?sid=12147   (178 words)

  
 Grigori Perelman -- Facts, Info, and Encyclopedia article   (Site not responding. Last check: 2007-10-20)
It is thought that he has proven the (Click link for more info and facts about Poincaré conjecture) Poincaré conjecture, a major open problem in (A science (or group of related sciences) dealing with the logic of quantity and shape and arrangement) mathematics.
Until the fall of 2002, Perelman was best known for his work in comparison geometry, proving several notable results, such as the (Click link for more info and facts about Soul Conjecture) Soul Conjecture.
Perelman's plan of attack lies in modifying (Click link for more info and facts about Richard Hamilton) Richard Hamilton's program for geometrization through Ricci flow.
www.absoluteastronomy.com /encyclopedia/g/gr/grigori_perelman.htm   (602 words)

  
 The Daily Princetonian - Perelman explains proof to famous math mystery
Grigori Perelman presents his proof of the Poincaré Conjecture, known as one of the most difficult problems in mathematics.
All told, more than 100 mathematicians from three generations gathered to listen to Dr. Grigori Perelman describe his potentially groundbreaking work, which may earn him a share of a $1 million prize from the Clay Mathematics Institute for solving one of the "Millennium Prize Problems," the seven most difficult outstanding problems in mathematics.
According to Sarnak, Perelman's most important result may be his work with Ricci flow, a technique that essentially "smoothes out" surfaces in such a way that they evolve into their simplest possible shape.
www.dailyprincetonian.com /archives/2003/04/17/news/7979.shtml?type=printable   (562 words)

  
 Read   (Site not responding. Last check: 2007-10-20)
Perelman claims to have proved Thurston's geometrization conjecture, a daring assertion about three-dimensional spaces that implies, among other things, the truth of the century-old Poincaré conjecture.
If Perelman is correct—and many in the field would bet his way—he's made a major and unexpected breakthrough, brilliantly using the tools of one field to attack a problem in another.
And yet: There's Perelman, pushing 40, and Andrew Wiles, 41 at the time of the final resolution of Fermat's Last Theorem.
slate.msn.com /toolbar.aspx?action=read&id=2082960   (1268 words)

  
 ipedia.com: Grigori Perelman Article   (Site not responding. Last check: 2007-10-20)
Grigori 'Grisha' Yakovlevich Perelman is a Russian mathematician who is an expert on Ricci flow.
Grigori 'Grisha' Yakovlevich Perelman (Russian: Григорий Яковлевич Перельман) is a Russian mathematician who is an expert on Ricci flow.
Perelman got his Ph.D. at the Mathematics & Mechanics Faculty of the St.
www.ipedia.com /grigori_perelman.html   (540 words)

  
 BBC NEWS | Science/Nature | Great maths puzzle 'solved'
Dr Grigori Perelman, of the Steklov Institute of Mathematics of the Russian Academy of Sciences, St Petersburg, has been touring US universities describing his work in a series of papers not yet completed.
If his proof is accepted and survives two years of scrutiny, Perelman could also be eligible for a $1m prize sponsored by the Clay Mathematics Institute in Massachusetts for solving what the centre describes as one of the seven most important unsolved mathematics problems of the millennium.
If Perelman has solved Thurston's problem then experts say it would be possible to produce a catalogue of all possible three-dimensional shapes in the Universe, meaning that we could ultimately describe the actual shape of the cosmos itself.
news.bbc.co.uk /2/hi/science/nature/3005875.stm   (602 words)

  
 Encyclopedia: Grigori Perelman
The Clay Mathematics Institute (CMI) is a private, non-profit foundation, based in Cambridge, Massachusetts, and dedicated to increasing and disseminating mathematical knowledge.
Peer review (known as refereeing in some academic fields) is a scholarly process used in the publication of manuscripts and in the awarding of funding for research.
The Mathematics Genealogy Project is a web-based database that gives an academic genealogy based on dissertation supervision relations.
www.nationmaster.com /encyclopedia/Grigori-Perelman   (1366 words)

  
 iqexpand.com   (Site not responding. Last check: 2007-10-20)
Look for Grigori perelman in the Commons, our repository for free images, music, sound, and video.
In early April 2002, Dr. Grigori Perelman of the Steklov Institute of Mathematics in St. Petersburg gave a series of public lectures at the Massachusetts Institute of Technology.
The mathematician, Dr. Grigori Perelman of the Steklov Institute of Mathematics of the Russian Academy of Sciences in St. Petersburg...
grigori_perelman.iqexpand.com   (397 words)

  
 Russian mathematician announces proof of celebrated Poincaré Conjecture
If Perelman’s work does give a proof of Thurston’s Geometrization Conjecture, this together with previous work will establish that if a 3-dimensional manifold has all of its loops shrinkable to points, it carries a geometric structure that forces it to be topologically equivalent to the three-dimensional sphere, proving Poincaré’s Conjecture.
Perelman’s spectacular efforts towards solving several of the great problems in three-dimensional geometry are particularly remarkable since they are taking place in a mathematical environment devastated by the collapse of the Soviet Union.
Perelman’s articles are highly technical and written for specialists in the field of differential geometry.
www.wsws.org /articles/2003/jun2003/math-j03_prn.shtml   (1170 words)

  
 [No title]
Perelman's results go well beyond a solution to the problem at hand, as did those of Dr. Wiles.
Perelman's personal story has parallels to that of Dr. Wiles, who, without confiding in his colleagues, worked alone in his attic on Fermat's Last Theorem.
Perelman's work, if correct, would provide the final piece of a complete description of the structure of three-dimensional manifolds and, almost as an afterthought, would resolve Poincaré's famous question.
duch.mimuw.edu.pl /~sjack/poin.htm   (1171 words)

  
 Mathematician reveals the hole truth, or maybe knot - Science - theage.com.au
Over the past few months an obscure Russian named Grigori Perelman has electrified the mathematical world with two papers that may contain a proof for what is known as the Poincare Conjecture.
At the heart of the hubbub is a hitherto unknown mathematician from the Steklov Institute in St Petersburg.
Perelman's papers were first published on the Internet and experts are currently trying to work their way through his equations.
www.theage.com.au /articles/2003/08/02/1059480600718.html?oneclick=true   (1135 words)

  
 Blogger: Email Post to a Friend
Grigori Perelman, a Russian mathematician, has apparently solved the Poincaré conjecture, which states that if a closed 3-dimensional manifold has the homology of the sphere S3, them it is necessarily homeomorphic to S3.
Then along came Grigori Perelman, and apparently solved it -- 'apparently' because other mathematicians now need to dissect his math to find any mistake.
Perelman apparently, has just presented his math, in fairly technical detail, with little or no explanatory notes.
www.blogger.com /email-post.g?blogID=3392112&postID=109469572326445887   (346 words)

  
 Spheres in Disguise: Solid proof offered for famous conjecture: Science News Online, April 26, 2003
Last week, Perelman told an equally attentive audience at the Massachusetts Institute of Technology (MIT) that he has proven the conjecture together with a broader problem called the Thurston geometrization conjecture.
Perelman has posted two papers about his research on the Internet (http://xxx.lanl.gov/abs/math.DG/0303109 and http://xxx.lanl.gov/abs/math.DG/0211159).
But they agree that, unlike most previous attempts, Perelman's papers contain a wealth of important ideas that will be valuable even if his work turns out to fall short of proving the full Poincaré conjecture.
www.math.uic.edu /~agol/scinewspoincare.htm   (564 words)

  
 The Telegraph - Calcutta : International   (Site not responding. Last check: 2007-10-20)
Grigori Perelman from St Petersburg claims to have solved the horrendously complicated Poincare Conjecture that tries to explain the behaviour of multi-dimensional shapes in space, thereby making himself eligible for the prize offered by the Massachusetts-based Clay Mathematics Institute.
He has simply posted his results on the Internet and left his peers to work out for themselves whether he is right — something they are still struggling to do.
But the trouble is, he won't talk to anybody about it and has shown no interest in the money,” said Keith Devlin, Professor of Mathematics at Stanford University in California.
www.telegraphindia.com /1040907/asp/foreign/story_3727075.asp   (238 words)

  
 Grigori Perelman - Wikipedia, the free encyclopedia   (Site not responding. Last check: 2007-10-20)
Perelman was a student of the famous, specializing in advanced mathematics and physics programs.
Until the fall of 2002, Perelman was best known for his work in, proving several notable results, such as the Soul Conjecture.
Staff listing for Perelman at Petersburg Department of Steklov Institute of Mathematics (http://www.pdmi.ras.ru/staff/perelman.html)
americancanyon.us /project/wikipedia/index.php/Grigori_Perelman   (594 words)

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