I could write some mathematics to try and-- but I think it's so simple and obvious.

我也可以写些公式来讲,但我觉得已经够清晰明了了

耶鲁公开课 - 金融市场课程节选

Learners in advanced literacy circles can write and calculate more complex mathematics problems.

UNESCO: Literacy and Community Development Programme (LCDP)

Dominated at the moment by courses in mathematics, computer science, and engineering, MOOCs may be ill-equipped to teach students to write and express themselves or to provide the hands-on experience of working in a lab.

FORBES: MOOCs: A College Education Online?