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24 Oct 2023: We say X is a G-set. Some highlights of group actions include the following:. • ... The proof will be postponed to next lecture. We first look at some staggering consequences.

5 Jun 2024: For injectivity, let τ NFalg(A)n be a cyclesuch that ψ[τ] = 0, i.e., τ(n1,⟨0⟩) = b (1)n1b for some b A. ... By the firststep in the proof of Proposition 3.18, τW = τb+(1)dn b for some b Wh(M).

29 May 2024: 0. for some valuation v. Then v(p q) = 1 and v(p r) = 0. ... Finally, assume that dom(f) 6= X. Then dom(f) = Ix for some x X.

25 Oct 2023: Proofs for some results inTopics in Analysis. T. W. Körner. October 25, 2023. ... Now P(z) = 0 if and only if z = ajfor some 1 j m.

20 Dec 2023: for some scalar λ, are in fact irreducible for generic values of λ. ... For the reverse inequality, say ρ(X) = |si|for some 1 6 i 6 g.

5 Jun 2024: We then draw some conclusions on the homotopy groups of spaces of long knots in Section 6.2. ... More generally, f is bounded if it is t-bounded for some t 0.