noun
rational function
A mathematical function expressed as a ratio of two polynomials. Used in algebra, calculus, and related fields.
有理関数のグラフを描くときは、分母がゼロになる点に注意する。
When drawing the graph of a rational function, pay attention to the points where the denominator becomes zero.
この積分は有理関数に変形してから計算できる。
This integral can be computed after transforming it into a rational function.