This letter is used to denote the class of baryons composed only of up and down quarks. In math, it symbolizes functions named for Kronecker and Dirac. When accompanied by a plus or minus sign, it denotes the positive and negative ends of a polar bond, respectively. It also 
This letter is used to denote the class of baryons composed only of up and down quarks. In math, it symbolizes functions named for Kronecker and Dirac. When accompanied by a plus or minus sign, it denotes the positive and negative ends of a polar bond, respectively. It also represents the discriminant of a quadratic, as well as denoting the change in a function in calculus. For 10 points, name this Greek letter which also refers to sediment deposited at the mouth of a river.
This letter is used to denote the class of baryons composed only of up and down quarks.
{delta}