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math.AG2001
Triples of arrangements and local systems
Daniel C. Cohen
For a triple of complex hyperplane arrangements, there is a well-known long exact sequence relating the cohomology of the complements. We observe that this result extends to certai…
math.AG2001★ 8 cited
Gauss-Manin Connections for Arrangements
Daniel C. Cohen, Peter Orlik
We construct a formal connection on the Aomoto complex of an arrangement of hyperplanes, and use it to study the Gauss-Manin connection for the moduli space of the arrangement in t…