bn:00265181n
Noun Concept
Categories: Crystallography, Group theory, Euclidean symmetries, Molecular geometry
EN
point group  point groups  rosette groups
EN
In geometry, a point group is a mathematical group of symmetry operations that have a fixed point in common. Wikipedia
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EN
In geometry, a point group is a mathematical group of symmetry operations that have a fixed point in common. Wikipedia
A group of isometries leaving a fixed point. Wiktionary
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