Lists of finite lattices (modular, semimodular, graded and geometric)
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Listings of finite lattices in four families, stored in xz-compressed digraph6 format: (1) Modular vertically indecomposable lattices up to 30 elements (2) Duals of semimodular...
四类有限格的列表，以xz压缩的digraph6格式存储：(1) 元素数不超过30的垂直不可分解模格（vertically indecomposable modular lattices）；(2) 半模格的对偶……
