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Meaning of Alexander horned sphere | Babel Free

Noun CEFR C1

Definitions

A pathological object, a certain embedding of a sphere in three-dimensional Euclidean space, obtained by various modifications of a torus.

CEFR level

C1
Advanced
This word is part of the CEFR C1 vocabulary — advanced level.

See also

Alexander Island Alexander palm Alexander polynomial Alexander technique Alexander the Great Alexander-Conway polynomial

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