Polynomial Rings
Square brackets are used to denote the variable in polynomial rings. For example, is the polynomial ring with the variable and real number coefficients.
Read more about this topic: Bracket (mathematics)
Famous quotes containing the word rings:
“‘She has got rings on every finger,
Round one of them she have got three.
She have gold enough around her middle
To buy Northumberland that belongs to thee.”
—Unknown. Young Beichan (l. 61–64)