我是理科phd (惭愧惭愧。。。)
好像pre-program课必须上的,网上说:
Before the program you are applying to is scheduled to begin, you should:
Have taken—or have a plan in place to take—the prerequisite courses listed below for a grade of "B" or higher Plan to take all of the pre-program courses in addition to the prerequisites to reinforce your understanding of the basic concepts
1. clearly different tier
2. used in other course =/= studied that course........senior year applied maths course like PDE and numerical analysis are really foundation for MFE indeed.