Exercise 2.87 · 习题

Exercise 2.87: Install =zero? for

polynomials in the generic arithmetic package. This will allow

adjoin-term to work for polynomials with coefficients that are

themselves polynomials.

练习 2.87：在通用算术包中为多项式安装 =zero?。这将使 adjoin-term 能够处理系数本身为多项式的多项式。