Categories Mathematics [ 0 0 0 ] is Post author By esimpk Post date June 16, 2021 No Comments on [ 0 0 0 ] is Scaler matrix diagonal matrix identity matrix null matrix ← * is said to be commutative in A for all a,b ε A → [ a b c ] is a Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.