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4 Dec 2014: 1. The square matrices A and B over the field F are congruent if B = PTAP for some invertible matrixP over F. ... 7. Let S be an nn real symmetric matrix with Sk = I for some k 1.

24 Jan 2014: Xn be independent Poisson random variables, with Xi having meaniθ, for some θ > 0. ... b) For some n > 2, let X1,. ,Xn be iid with Xi Exponential(θ).

18 Sep 2014: components. Consider a map. : 1()! Z=pZ. for some prime p that maps all the boundary. ... If G F and H G then H is. measure-equivalent to some free group.

16 Jul 2014: that the transition functions ψi ψ1j are in factaffine linear transformations v 7 Tv v0 for some T GL(Λ) andv0 V. ... This conjecture remains unproven other than some verystraightforward cases (abelian varieties, K3 surfaces).However, it has led to a

18 Jul 2014: Two. models Φ and Φ′ are R-equivalent if Φ′ = [A,B]Φ for some A,B GL5(R). ... If Φ′ = [A,B]Φ for some A,B GL5(K) then A,B K GL5(OK).In particular.

10 Feb 2014: 3. An element r of a ring R is nilpotent if rn = 0 for some n. ... 6. Let A and B be elements of the power-set ring P(S), for some set S.

16 Apr 2014: Since B() is a local ring, it follows that. B() = (̂̃Ai,mi,k)() for some pair (i,k) which is uniquely determined by , and then = ri,k. ... GB ιχv,1 ιχv,n, for some smooth. characters χv,i : Fv Q.

24 Feb 2014: domain. Could there be some other Euclidean function φ making Z[3] into a Euclidean. ... Does it follow that the ring R is either a field or a polynomial ringF[X] for some field F?

18 Sep 2014: The first claim to be made is that, for some δ 0 depending on S, for everybase b, b S has length at least δ. ... 3. The toral case. Some base b is a carrier and is carried infinitely often,and has length that does not converge to 0.

15 Apr 2014: 11) σ((a,b,c)T ) = λσρ(ξσ)(a,b,c)T. for some λσ K. Now ρ(ξσ) G, whereas c4 and c6 are homogeneous polyno-mials of degrees 14 ... First we compute some covariant columns. Let x1 = (a,b,c,d,e)T. If γ.