A combinatorially defined tangent class T_{M,G} realizes the matroidal HRR package for every building set and produces Chern inequalities including a Miyaoka–Yau form.
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Tangent classes for matroid building sets
A combinatorially defined tangent class T_{M,G} realizes the matroidal HRR package for every building set and produces Chern inequalities including a Miyaoka–Yau form.