A note on the vanishing of the 2nd 𝐿²-Betti number

A note on the vanishing of the 2nd $L^2$-Betti number
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by Daniel T. Wise PDF

Proc. Amer. Math. Soc. 148 (2020), 3239-3244 Request permission

We relate the Adams Lemma, the residually finite rational solvable property, and the vanishing of the 2nd $L^2$-Betti number.

References

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