permutohedron

English

Alternative forms

• permutahedron

Etymology

From permute +‎ -o- +‎ -hedron.

Noun

permutohedron (plural permutohedra)

1. (mathematics) A polytope with n-1 dimensions that is embedded in an n-dimensional space, its vertices formed by permuting the coordinates of the vector (1, 2, 3, ..., n).