Berkeley's Mathematics Ph.D. program requires students to learn two of three languages: French, German, or Russian. While some programs may only require a few semesters of language study or translation of math journals, Berkeley mandates language exams. However, fluency is not necessary; students need only be able to translate academic papers using a dictionary. This requirement has prompted some students to actively learn the languages, leading to unique experiences, such as studying abroad. For detailed requirements, the Grad Student Handbook is recommended as a resource.