Eric Maskin. Private communication, 2000.  Home/Search   Document Not in Database   Summary   Related Articles   Check

....ways to take advantage of redundancy in ways not possible on a traditional centralized server. I will describe a couple of those methods in this section. Preventive Maintenance People at Inktomi have found that their system can be made more reliable by restarting the application periodically [BL98] The reliability problems are caused because of thread leak problems in the server process. Instead of spending many man weeks trying to track down the last thread leak bug, it is much easier to clear the problems by a restart. Since their servers are fully redundant, it will not cause any ....

Eric Brewer and Ken Lutz. Private communication. Inktomi Corp., 1998.

....implementation) A beautiful theorem by Roberts [89] shows that if nothing apart from quasi linearity can be assumed on the agents type space, then VCG mechanisms are the only truthful (revelation) mechanisms. To the best of my knowledge this is the only known result regarding this question [61]. In appendix A I give a natural example where for which the family of implementable functions is very large. A deeper understanding of this question seems critical to the understanding of the ability to develop computationally feasible strategy proof mechanisms. 1.1.3 Some fundamental concepts ....

Eric Maskin. Private communication, 2000.

....The construction in this case amounts to the fact that K theory can be defined in terms of the Grassmannian variety, and indeed the ind scheme K Spec k;0 , which we will also write as Grass, is a direct limit of Grassmannian varieties. Our result in this case is similar to the results of [7] and [1], except that here X need not be affine. Another important case occurs when X is taken to be Speck and d = 0, and the resulting space defines what we term the Suslin K homology of Y , since it is related to the Suslin homology of Y (cf. 12, Definition 5.16] Additionally, Date: July 8, 1999. ....

....fashion, the analogue of (1) involving a regular X and Y = P n should provide a simple comparison map between the motivic Atiyah Hirzebruch spectral sequence of X and the classical Atiyah Hirzebruch spectral sequence of X(C ) The motivation for this paper is an argument due to E. Friedlander [1] showing that the algebraic K theory of a smooth, affine variety X can be realized as the algebraic mapping space from X to a direct limit of certain Grassmann varieties. The use of Gamma objects for the construction of K Y;d was inspired by an idea of A. Suslin [11] Additionally, the results of ....

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Eric M. Friedlander. Private Communication.

....efficient construction of random Steiner Triple Systems, including cyclic and 3 cyclic varieties. These tools were utilised in other problems tackled in this thesis, such as in the Section 2.3.5 on Weakly Derived Steiner Triple Systems. 2.3. 5 WEAKLY DERIVED STEINER TRIPLE SYSTEMS Mendelsohn [52] posed the question of the construction of so called weakly derived Steiner triple systems. This section defines these structures, and presents and analyses two approaches for their construction using probabilistic algorithms. ########### An STS(v) is weakly derived if its triples, or blocks, ....

....Construction Techniques Chapter 2 Page 30 form a Steiner triple system on v 1 points. This triple system is said to be derived from the SQS(v) Consider the following theorem: ######## Every Steiner triple system of order v 15 is the derived system of some SQS(v 1) 14] Mendelsohn [52] has noted that if the STS(v) is derived from an SQS(v 1) then it is weakly derived. A proof of this statement is summarised briefly below. Let T be an SQS(v 1) on the point set 1,2,3, v,v 1 . Take all the blocks of T which contain point j, say T j , and replace all the triples of the form ....

Eric Mendelsohn, private communication.

....assuming schannel helicity conservation. The fits were performed with the function presented in Eq. 7.9. CHAPTER 7. DECAY ANGULAR DISTRIBUTIONS, FOR 1996 H DATA 131 Figure 7. 5: r 04 00 parameter for ae data from different experiments E665 [40] ZEUS [10] H1 [43] open circles) and HERMES [42] (filled circle) as a function of Q 2 . The HERMES data point was obtained by averaging data over a large Q 2 range. CHAPTER 7. DECAY ANGULAR DISTRIBUTIONS, FOR 1996 H DATA 132 Figure 7.6: distribution for elastic OE s. The top figure shows the distribution derived using the acceptance ....

Eric Belz, Private Communication.

....not be feasible. We may well, however, have the option of driving a condensate directly in the time domain using, for example, a harmonic perturbation of the trapping field. This is precisely the sort of perturbation we are using here. In fact, this will probably be the easiest probe to implement [6]. To find the linear response of the condensate to the driving field, we shall assume that Psi(r; t) takes the form of a sum of an undisturbed ground state part and a response part that oscillates at frequencies Sigma as follows Psi(r; t) e Gammai t= h h g (r) u(r)e Gammai t ....

Eric Cornell, private communication.

....quality of superconducting magnets for the SSCL, but it is now being applied to model quadrupole magnets of the interaction region of the SLAC B factory. An example of coarse grained parallel computing is the use of PVM at Fermilab to perform photoin2 jector design studies with the code Parmela [4]. A few researchers in the accelerator community are involved with object oriented techniques; in particular, Leo Michelotti of Fermilab has developed C classes for the design, analysis, and modeling of accelerators and detectors [5] The remainder of this paper will describe an effort at Los ....

Eric Colby, private communication.

.... A program may query to find out a file s declustering information [CF94] All I O is independent, and there is no support for parity (they depend on checkpoints for reliability) The Parallel File System (PFS) for the Meiko CS 2 [Mei93, Mei94] apparently supports all of our required capabilities [Bar94] In Meiko s PFS, separate file systems run under UFS (the Unix file system) on multiple server nodes. One server node stores directory information, and all 2 These systems use RAID 3, which serializes what look to the programmer like independent writes. others store data. The directory ....

Eric Barton. Private communication, August 1994.

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Eric Maskin. Private communication, 2000.

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