ring(NCMatrix) -- Gives the ring of the NCMatrix

Synopsis

• Function: ring

• Usage:

  L = ring M

• Inputs:
  • M, an instance of the type NCMatrix
• Outputs:
  • L, an instance of the type NCRing

Description

i1 : A = QQ{a,b,c,d}

o1 = A

o1 : NCPolynomialRing

i2 : M = ncMatrix {{a,b,c,d},{b,c,d,a}}

o2 = | a b c d |
     | b c d a |

o2 : NCMatrix

i3 : ring M

o3 = A

o3 : NCPolynomialRing