珊蒂写数学作业有困难。

Sandy has trouble with her math homework.

youdao

数学专科毕业生怎样写数学毕业论文的问题，以前很少有人涉及过。

The problem for the graduates of department of mathematics of the teachers' college to write a thesis is before now concerned by few persons.

youdao

我写这本书的目的之一是让那些没有机会看到和享受真正数学的读者有机会欣赏到数学的思维方式。

One of my purposes in writing this book is to give readers who haven't had the opportunity to see and enjoy real mathematics the chance to appreciate the mathematical way of thinking.

youdao

Now as an aside, I'll admit this is a completely useless program, much like the first couple of ones we did because why would you write a program just to solve this?

说点题外话，我承认这是一个完全无用的程序，跟我们之前写的两个程序一样,我们为什么需要写个程序来解决这个数学运算呢？

哈佛公开课 - 计算机科学课程节选

Again, don't worry too much about the equation, we're not really going to do any math here, I'm just putting it in for completeness.

对这个方程也不需要太深究,在这里我们不强调数学运算的,我把它写出来是为了表述完整

耶鲁公开课 - 博弈论课程节选

And now I'm putting math on the board.

现在我将会在黑板上写一些数学运算

耶鲁公开课 - 博弈论课程节选