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Tarjan has worked at AT & T Bell Labs ( 1980 – 1989 ), InterTrust Technologies ( 1997 – 2001 ), Compaq ( 2002 ) and Hewlett Packard ( 2006 – present ).
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Tarjan and has
Tarjan has been teaching at Princeton University since 1985.
Tarjan has designed many efficient algorithms and data structures for solving problems in a wide variety of application areas.
Tarjan has also developed important data structures such as the Fibonacci heap ( a heap data structure consisting of a forest of trees ), and the splay tree ( a self-adjusting binary search tree ; co-invented by Tarjan and Daniel Sleator ).
The lowest common ancestor of two nodes d and e in a rooted tree T is the node g that is an ancestor of both d and e and that has the greatest depth in T. It is named after Robert Tarjan, who discovered the technique in 1979.
Whereas efficient exact algorithms have been found for the signed sorting by reversals see Shamir, Robert Tarjan | Tarjan, 1997, the problem of sorting by reversals has been proven to be hard even to approximate to within certain constant factor Marek Karpinski | Karpinski, 1999, and also proven to be approximable in polynomial time to within the approximation factor 1. 375 Marek Karpinski | Karpinski, Hannenhalli, 2002.
Tarjan and worked
While he was in high school, Tarjan got a job, where he worked IBM card punch collators.
Tarjan and at
Daniel Sleator, Robert Tarjan and William Thurston showed that the rotation distance between any two n-node trees ( for n ≥ 11 ) is at most 2n − 6, and that infinitely many pairs of trees are this far apart.
Tarjan is currently the James S. McDonnell Distinguished University Professor of Computer Science at Princeton University, and is also a Senior Fellow at Hewlett-Packard.
Hopcroft and Tarjan ( 1973 ) describe essentially this algorithm, and state that at that point it was " well known ".
A stage adaptation by Karen Tarjan was originally produced at Lifeline Theatre in Chicago in 2004.
Tarjan and &
Many other researchers developed this concept ( A. Seznec, M. Monchiero, D. Tarjan & K. Skadron, V. Desmet, Akkary et al., K. Aasaraai, Michael Black, etc.
Tarjan and –
He received the Turing Award – the most prestigious award in the field and often recognized as the " Nobel Prize of computing ", – jointly with Robert Tarjan in 1986.
" Along with his work with Tarjan on planar graphs he is also known for the Hopcroft – Karp algorithm for finding matchings in bipartite graphs.
* Turing Award – John Hopcroft, Robert Tarjan
Tarjan and ),
The classic spanning tree algorithm, depth-first search ( DFS ), is due to Robert Tarjan.
Sarnak and Tarjan managed to use this idea to reduce the storage space to O ( n ), while maintaining the O ( log n ) query time.
Tarjan and ).
This can be emulated in practice with the Least Recently Used policy, which is shown to be within a small constant factor of the offline optimal replacement strategy ( Frigo et al., 1999, Sleator and Tarjan, 1985 ).
has and worked
I worked for my Uncle ( an Uncle by marriage so you will not think this has a mild undercurrent of incest ) who ran one of those antique shops in New Orleans' Vieux Carre, the old French Quarter.
In San Francisco he has worked with Brew Moore, Charlie Mingus, and other `` swinging '' musicians of secure reputation, thus placing himself within established jazz traditions, in addition to being a part of the San Francisco `` School ''.
The program has worked well in both Nashville and Houston.
So successful has been this program, worked out by white and Negro civic leaders, that further extensions are expected in the next few months.
The doctrine has never worked ; ;
In the allocation pattern worked out for these frequencies, the provision of long-range service has to some extent been subordinated to the other two objectives -- assignment of multiple facilities, and assignment of stations in as many communities as possible.
Trackdown ( Torrid-Mighty Lady ) has worked a mile in 2:33.3.
Step Aside ( Direct Rhythm-Wily Widow ) has worked in 2:32 on the half-mile track and shows promise.
Sam Caton's Butterwyn ( Scotch Victor-Butler Wyn ), a light bay filly, knows nothing but trot and has worked on the half-mile in 2:30-:36.
Flick Nipe's and Neil Engle's Miss Phone ( Galophone-Prissy Miss ) is a fine-looking filly with good disposition and good gait, and she has worked up to date in 2:46.
Gradually he withdrew from the shop altogether, and for the past thirty years, he has worked independently as a painter, except for his continued hunting and fishing expeditions.
The mechanism of action of these drugs has not been completely worked out, but certain of them appear to act by reducing the oxidised form of iodine before it can iodinate thyroglobulin ( Astwood, 1954 ).
but he has not worked out by lexicostatistics one comprehensively complete classification of even a single family other than Salish.
The Denverite has worked out an entire program to achieve this using the facilities of the center.
Though the subject -- segregation in her native South -- has been thoroughly worked, Miss McCullers uses her poet's instinct and storyteller's skill to reaffirm her place at the very top of modern American writing.
Since 2002, when the 27-year civil war ended, the country has worked to repair and improve ravaged infrastructure and weakened political and social institutions.
Since 1998, Angola has successfully worked with the United Nations Security Council to impose and carry out sanctions on UNITA.
Miss Marple has never worked for her living and is of independent means, although she benefits in her old age from the financial support of Raymond West, her nephew ( A Caribbean Mystery, 1964 ).
* Brian Eno's album Before and After Science includes a song entitled " King's Lead Hat ", an anagram of " Talking Heads ", a band Eno has worked with.
Born in 1855, Dr Leonard Cockayne ( generally recognised as the greatest botanist who has lived, worked, and died in New Zealand ) worked extensively on native plants throughout New Zealand and wrote many notable botanical texts.
In Ireland, Shane Butler said that AA “ looks like it couldn ’ t survive as there ’ s no leadership or top-level telling local cumanns what to do, but it has worked and proved itself extremely robust .” Butler attributed this to " AA ’ s ' inverted pyramid ' style of governance has helped it to avoid many of the pitfalls that political and religious institutions have encountered since it was established here in 1946.
A person who has mastered great amounts of knowledge of the grammars, rules, & language of an art-form are adepts ( Daksha ), whereas those who have worked through the whole system and journeyed ahead of these to become a law unto themselves is called a Mahana.
She has also worked on the principal gene mutations causing neuromuscular diseases.
has and at
Almost febrile in intensity, the principle has become worldwide in application -- unfortunately at the very time that nationalist fervors can wreak greatest harm.
By subduing disparate lesser groups the nation has, to some degree at least, broadened the capacity for individual liberty.
Within their confines, moreover, technological and industrial growth has proceeded at an accelerated pace, thus increasing the cornucopia from which material wants can be satisfied.
They roll at night in ashes to keep warm and their second skin has a light dusty cast to it.
There has probably always been a bridge of some sort at the southeastern corner of the city.
Since 1944 he has also conducted regularly at the San Francisco Opera, where he made his debut with a memorable performance of Verdi's Falstaff.
I think that we are here also talking of the kind of fear that a young boy has for a group of boys who are approaching at night along the streets of a large city.
It has held them at bay.
At the beginning of the play she has partial illumination and at the end she has complete illumination, but there has been no question but that she moves toward the dark.
Their dedication to the status quo has been affirmed at the expense of the fascinating but dangerous individualism of a Sherlock Holmes.
If the man on the sidewalk is surprised at this question, it has served as an exclamation.
Neither the vibrant enthusiasm which bespeaks a people's intuitive sense of the fitness of things at climactic moments nor the vital argumentation betraying its sense that something significant has transpired was in evidence.
Precisely at the moment when it has lost its vision the mind of the community turns out from itself in a search for the ontological standard whereby it can measure itself.
But a writer who has a taste for irony and who sees incest in all its modern dimensions can let his imagination work on the disturbing joke in the incest myth, the joke that strikes right at the center of man's humanness.
And, after all, he has lived comfortably at both Oxford, Mississippi, and Charlottesville, Virginia.
Evidence is plentiful that early and later also he has been indebted to the Gothic romancers, who deal in extravagant horror, to the symbolists writing at the end of the preceding century, and in particular to the stream-of-consciousness novelists, Henry James and James Joyce among them.
My intention, therefore, is not to say that Faulkner's awareness has been confined within the borders of the South, but rather that he has looked at his world as a Southerner and that presumably his outlook is Southern.
The planter aristocracy has appeared in literature at least since John Pendleton Kennedy published Swallow-Barn in 1832 and in his genial portrait of Frank Meriwether presiding over his plantation dominion initiated the most persistent tradition of Southern literature.
In fourteen recent test launchings, at ranges of five thousand miles, Atlas has been striking on an average within two miles of the target.
Again, he may discover embodied within its texture a theme or idea that has been presented elsewhere and at other times in various ways.
Some historians have found his point of view not to their taste, others have complained that he makes the Tory tradition appear `` contemptible rather than intelligible '', while a sympathetic critic has remarked that the `` intricate interplay of social dynamics and political activity of which, at times, politicians are the ignorant marionettes is not a field for the exercise of his talents ''.
In the midst of this gloom, at 10:05 P.M. on September 2, Slocum's telegram to Stanton, `` General Sherman has taken Atlanta '', shattered the talk of a negotiated peace and boosted Lincoln into the White House.
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