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12 Sep 2002: The size of A A is 20, which is over. three times larger than the size of A. ... B B = {2, 3, 4, 5, 6, 7, 8, 10, 12} ,. which has size 9 and is therefore only just over twice the size of B.

20 Oct 2004: in symbolic form. (For this question the letters m, n, a, b should be understood as ranging. ... over all positive integers - for instance, m really means m N.).

23 Jan 2019: F ; Z)/tors over B.Then. ... ξπ := (Hd/2(F; R) Hd/2(F; R)) C K0(B).In both cases these virtual vector bundles are defined over BO(H,λ), giving a.

29 Sep 2023: elliptic curves over Q in 2001 by Breuil, Conrad,Diamond, and Taylor [8]. ... 2] P. B. Allen, C. Khare, J. A. Thorne, Modularity of GL2(Fp)-representations over CMfields, arXiv:1910.12986.

21 Nov 2016: 1. The square matrices A and B over the field F are congruent if B = PTAP for some invertible matrixP over F. ... Which, if any, over Q?) Try to get away with the minimum calculation.(.

19 Dec 2014: ZFC. (a) G is generic in P over M ;(b) GD 6= for every dense open set D P in M ;(c) GC 6= for every dense subset C P in ... The intended interpretationof the second-order variables ranges over arbitrary subsets of the domain.

10 Oct 2023: Suppose that α has minimal polynomial f over Q, and let β = α4.Find a, b, c Q such that β = a bα cα2. ... The elements α andβ are then said to be algebraically dependent over K.].

10 Oct 2013: In whichof these cases is U a vector space over R?(a) x1 > 0.(b) either x1 = 0 or x2 = 0.(c) x1 x2 = 0.(d) x1 x2 = 1.(e) x1 ... 2. Determine which of the following sets of sequences of real numbers (xn) form vector spaces over R.(a) xn is bounded.(b) xn

29 Nov 2022: 10. (i) Find the Galois group of f = T4 4T 2 over Q,(ii) Find the Galois group of f over Q(i). ... X2(X 1)2. 13. Let K be any field and L = K(X) the field of rational functions over K.

6 Oct 2011: In whichof these cases is U a vector space over R?(a) x1 > 0.(b) either x1 = 0 or x2 = 0.(c) x1 x2 = 0.(d) x1 x2 = 1.(e) x1 ... 2. Determine which of the following sets of sequences of real numbers (xn) form vector spaces over R.(a) xn is bounded.(b) xn