Smooth centrally symmetric polytopes in dimension 3 are IDP
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math.CO
math.AG
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centrallylatticepolytopessmoothsymmetricconjectureconjecturedcovered
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In 1997 Oda conjectured that every smooth lattice polytope has the integer decomposition property. We prove Oda's conjecture for centrally symmetric $3$-dimensional polytopes, by showing they are covered by lattice parallelepipeds and unimodular simplices.
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