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27 Jun 2024: ii) Given finite sets A, B G, show that there exists a set X B of size |X| 2|A B|/|A| 1 such that for every b B, there are ... more than |A|/2 triples(x, a, a′) X A A such that b = a a′ x.Deduce that B B A A X X.

3 Jul 2024: B,B′of V and C,C′ of W such that A = [α]B,C and A′ = [α]B′,C′. ... 7. 11G GeometryFix real numbers a (0,1] and b (0,. 2a a2).

27 Jun 2024: You may assume that SL2(Z) can be written as an amalgamated free product⟨A⟩ ⟨A⟩⟨B⟩ ⟨B⟩, where. ... b) Prove that any isometry of T either fixes a point or translates a line.

3 Jul 2024: where q = Q(ξ1 = 1 b). (b) Consider the case where g(s) = log s. ... by. E′|| = E|| , E′ = γ(E v B) ,. B′|| = B|| , B′ = γ. (B. v. c E.

27 Jun 2024: You may assume that. b. b. tdt. (1 t)2 =2b. (1 b)2 ln(1 b1 b. ... You may assume that. b. b. (c2 t2)dt1 t = 2b (1 c.

27 Jun 2024: L = { f : R R | f(x) = ux b; b R; u R,u ̸= 0 }. (b) Consider the following matrix Lie group. G =. . 1 q s0 1 r0 0 1. ... b) Let G be a Lie group and let L(G) be its Lie algebra.

3 Jul 2024: S. A S. a b A A. a b b b a b. ... Show that Lebesgue measure λ istranslation invariant, i.e., for x R and B B,.

27 Jun 2024: b) Upon fusion, e and m yield the f particle: e m = f. ... Show thata a = 1, b b = 1, and that c = a b satisfies exp(iθcc) = 1.

3 Jul 2024: ii) A closed region D of the (x,y)-plane is given by the filled polygon withvertices at (0,0), (0,b/a), (b,b/a), (x,y) and (x,0), ... where (x,y) issuch that ẋ = 0 at that point and the line segment between (b,b/a) and(x,y) has gradient 1.Show that

27 Jun 2024: ρ. (u. t+ (u )u. )= ρΦ p 1. 4π( B) B, (2). ... B. t= (u B) , 2Φ = 4πGρ. (3). Conservation laws for momentum and energy. (