In this note we consider integral lattices A in euclidean space (R~n, φ), i. e. A∈R~n is the Z-span of an R-basis of R~n with φ(A,A)∈Z. The minimum of A is min{φ(A,A)| 0≠λ∈A}. It is interesting to find lattices of given determinant or of given genus with large minimum.
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