conull en · ADJ
Etymology
From co- + null.
Meanings
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(not-comparable) Having a null complement
Moreover, if the combinatorial structure on X is "induced" by the #91;0#59;1#93;-shift action of a countable group #92;Gamma, then, even without any local finiteness assumptions, there is a Borel choice for f which satisfies the constraints on an invariant conull set (i.e., with #92;epsilon#61;0).
2016, Anton Bernshteyn, “Measurable versions of the Lovász Local Lemma and measurable graph colorings”, in arXiv: