Of course you can take the postgraduate entrance examination across majors. As long as you have the qualifications and conditions to register for the postgraduate entrance examination, there are no restrictions on your major. You are a calligraphy major. In view of your knowledge structure and ability, I think you can try to apply for majors that do not take mathematics, such as Chinese, journalism, art design, law, education, political philosophy, and ethnic studies. categories, history categories, etc. As long as you review the two national unified examination courses, English and Politics, and review the professional courses well, you will be more than half successful. Hope it's useful to you. If you need detailed information, you can go here to read it. /