How many University departments around the world are actively engaged in factorization? These spring to mind...
Well, there's Bruce Dodson's university, Lehigh in Pennsylvania USA for one - I understand Bruce manages several dozen PC's running ECM curves on the Cunningham Project targets.
Paul Zimmermann, at INRIA, in Nancy, France, is in charge of developing the GMP-ECM software itself, that Bruce Dodson (amongst others :) is running. I believe Alex Kruppa has links there, as well as many PC's in a French grid, the GRID5000. Amazingly, I'm guessing, the 5000 refers to an approximate, or at least, goal, of number of cores in the grid:
https://www.grid5000.fr/mediawiki/index.php/Special:G5KHardware
Greg Childers, at Cal State, Fullerton, California USA, also has several dozen machines available for factoring, which he uses on a variety of projects.
At Cambridge University, UK, Paul Leyland has, and still is, contributing to a variety of projects, including Cunningham Project (via NFSNET - more on that project at a later date, hopefully) and more recently, Homogeneous Cunninghams.
Then of course there is the (legendary?) CWI, or Centrum voor Wiskunde en Informatica in Amsterdam in the Netherlands...
There must be many more (maybe these are just the most vociferous!:), feel free to add to the list, you other folks out there [or let me know of specific omissions] - but that's 5 for starters, [I seem to have picked mainly computational rather than theoretical research] almost without thinking!
Sunday, 16 December 2007
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