Enrolment rules:. Assumed knowledge. MATH19X3 or MATH1907 or a mark of 65 or above in MATH1003 or MATH1023. ... Pre-requisites. [MATH19X1 or MATH1906 or (a mark of 65 or above in MATH1021 or MATH1001)] and [MATH1902 or (a mark of 65 or above in MATH1002)]