bn:00077669n
Noun Concept
Categories: Articles with short description, Pages using multiple image with auto scaled images, Surfaces
EN
torus  toroid  2-torus  Donut shape  Doughnut shape
EN
A ring-shaped surface generated by rotating a circle around an axis that does not intersect the circle WordNet 3.0
mathematics
geometry
Definitions
Examples
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EN
A ring-shaped surface generated by rotating a circle around an axis that does not intersect the circle WordNet 3.0 & Open English WordNet
In geometry, a torus is a surface of revolution generated by revolving a circle in three-dimensional space about an axis that is coplanar with the circle. Wikipedia
Doughnut-shaped surface of revolution Wikidata
A surface generated by a closed curve (especially a circle) rotating about, but not intersecting or containing, an axis in its own plane. Wiktionary
Surface generated by a closed curve (especially a circle) rotating about, but not intersecting or containing, an axis in its own plane. Wiktionary (translation)
A topological space which is a product of two circles. Wiktionary
Topological space. Wiktionary (translation)
EN
A 4-variable Karnaugh map can be thought of, topologically, as being a torus. Wiktionary