Description: The ring of $n \times n$ matrices over a finite field $F$ whose entries below the diagonal are all zero.

Keywords matrix ring

Reference(s):

Symmetric properties

Asymmetric properties

Legend

- = has the property
- = does not have the property
- = information not in database

Name | Measure | |
---|---|---|

cardinality | $q^{n(n+1)/2}$ | |

composition length | left: $n(n+1)/2$ | right: $n(n+1)/2$ |

global dimension | left: 1 | right: 1 |

Krull dimension (classical) | 0 |

(Nothing was retrieved.)