This paper discusses the problem concerned with a dog catching a rabbit before it enters a hole by applying computer-modeling method, obtains that the maximum boundary of starting points of the dog is an oval, and proves the conclusion on the basis of the theory of differential equation.
文献[1]案例34用计算机模拟的方法估测出猎狗在野兔进洞前追上它,其初始位置形成的最大边界是1个椭圆。