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Published online by Cambridge University Press: 13 January 2016
We modify an argument of Hablicsek and Scherr to show that if a collection of points in $\mathbb{C}^{d}$ spans many
$r$ -rich lines, then many of these lines must lie in a common
$(d-1)$ -flat. This is closely related to a previous result of Dvir and Gopi.