Sanakirja.org

Määritelmät

Substantiivi

1. A flat panel constructed with widely-spaced crossed thin strips of wood or other material, commonly used as a garden trellis.
2. (heraldry) A bearing with vertical and horizontal bands that cross each other.
3. (crystallography) A regular spacing or arrangement of geometric points, often decorated with a motif.
4. (music) A model of the tuning relationships of a just intonation system, comprising an array of points in a periodic multidimensional pattern.
5. (mathematics, algebra) In any of several technical senses, a substructure with properties analogous to those the set of points with integer coordinates bears in relation to the full Euclidian space these points are contained in.
6. (group theory) A discrete subgroup of Rⁿ which is isomorphic to Zⁿ (considered as an additive group) and which spans the real vector space Rⁿ.
7. (topology, Lie theory, generalizing) A discrete subgroup L of a given locally compact group G whose quotient space G/L has finite invariant measure.
8. (algebra, ring theory, generalizing, with respect to a vector space V over a field F which is the field of fractions of an integral domain R in F) A finitely generated R-submodule of V which spans V over F. (In this case the submodule is called an R-lattice).
9. (mathematics, order theory) A partially ordered set in which every pair of elements has a unique supremum and a unique infimum.

Verbi

1. To make a lattice of.
2. To close, as an opening, with latticework; to furnish with a lattice.