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Questions
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Does the poset of free factors of a free group form a lattice?

mar 25 at 22:28 Lee Mosher 5,806●1●9●26

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Are these groups isomorphic (Cancellation in torsionfree, virtually Abelian groups)

jan 30 at 13:17 HenrikRüping 5,319●5●27

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Does this group act geometrically on a Median space?

dec 10 at 16:06 Yves Cornulier 2,916●1●6●11

 
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Order of ring automorphisms of localizations of polynomial rings over finite fields

aug 1 at 8:37 Angelo 19.4k●3●47●75

 
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Dual of a semilinear morphism

jul 23 at 19:00 Will Sawin 18.5k●1●24●48

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301
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Finding hyperbolic metrics by approximation

sep 26 at 14:47 HenrikRüping 5,319●5●27

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313
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Is there a natural topology on the set of open sets ?

apr 2 12 at 8:05 HenrikRüping 5,319●5●27

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Torsion in some specific module over the Laurent polynomials

mar 19 12 at 16:17 David Speyer 54.9k●3●102●236

 
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246
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Are these abelian groups free?

mar 8 12 at 19:03 HenrikRüping 5,319●5●27

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Orbits of exterior products

feb 27 12 at 12:55 Vladimir Dotsenko 4,417●9●27

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