Minimality of toric arrangements
classification
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complexminimaltoricarrangementarrangementscellularcohomologycollapses
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We prove that the complement of a toric arrangement has the homotopy type of a minimal CW complex. As a corollary we obtain that the integer cohomology of these spaces is torsion free. We use Discrete Morse Theory, providing a sequence of cellular collapses that leads to a minimal complex.
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