unknown function

• 未知函数

unknown function的用法和样例：

例句

1. On the first problem of a class of the second order parabolic systems of two variables and two unknown functions.
   一类二阶两个自变数两个未知函数的抛物形方程组的第一问题。
2. A very simple method is to uselinear interpolation, which assumes that the unknown function is linear between every pair of successive points.
   一个非常简单的方法是使用线性插值，它假定未知函数的线性每对之间的连续点。