A minor modification of an existing counter-example disproves the conjecture that sum 1/f(j)^2 < infinity guarantees a persistent hub in generalised preferential attachment trees.
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A counter-example to persistence in generalised preferential attachment trees
A minor modification of an existing counter-example disproves the conjecture that sum 1/f(j)^2 < infinity guarantees a persistent hub in generalised preferential attachment trees.