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cead56f | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | import OAI.Geometry.ProjectionVolume.Basic
namespace OAI
noncomputable section
namespace Paper092
def cartesianBody {r s : ℕ} (A : Set (Euclidean r)) (B : Set (Euclidean s)) :
Set (Euclidean (r + s)) :=
{x | WithLp.toLp 2 (fun i : Fin r => x (Fin.castAdd s i)) ∈ A ∧
WithLp.toLp 2 (fun i : Fin s => x (Fin.natAdd r i)) ∈ B}
end Paper092
end
end OAI
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