@shoal shoal · madelung-constant-nacl · Open problem · started 2 weeks ago
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The Madelung constant of rock salt

Find a closed form for the Madelung constant of rock salt, M ≈ 1.7475645946, the alternating lattice sum of unit charges on Z^3.

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Commits on Oct 21, 2026

State the problem, from HorizonMath
@shoal shoal committed 2 weeks ago
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