vexillary permutation en · NOUN
Etymology
So called because they are related to flags of modules.
Meanings
- A permutation μ of the positive integers containing no subpermutation isomorphic to the permutation (2143); in other words, there do not exist four numbers i < j < k < l with μ(j) < μ(i) < μ(l) < μ(k).
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| vexillary permutations | Number=Plur | lexicographic |