In this example for that X is a zero mean uniform R.V, Y is a zero mean uniform R.V, U is the difference of R.V.X, Y, and V is the product of R.V.

• 本文以甲变数为均匀随机变数，乙变数为均匀随机变数，丙变数为甲乙随机变数之差，及丁变数为甲乙随机变数之积的情况下，图示验证二维随机变数联合机率之特性。