Ring detail


Name: $M_n(k)$

Description: The ring of $n \times n$ matrices with entries from a field $k$, $n$ a natural number greater than $1$, and $k$ a countably infinite field.

Keywords matrix ring

Reference(s):

  • (Citation needed)


  • Legend
    • = has the property
    • = does not have the property
    • = information not in database
    Name Measure
    cardinality $\aleph_0$
    composition length left: $n$right: $n$
    global dimension left: 0right: 0
    Krull dimension (classical) 0
    weak global dimension 0
    Name Description
    Jacobson radical $\{0\}$