Earlier quoted context omitted.
I was a physics undergrad who hopped into a few grad classes, and to be honest I was terrible at homework and great at exams (mostly due to some youthful obstinance on putting the time in on homework). At the time I believed that the exams showed who really knew the material and who applied time to solve the problem. With some time past I see that the larger/tougher problem sets were where the real challenge was. I r…
> The work for the first question easily totals > 20 hours of pen and paper time. I guess grad students generally take less coursework than undergrads, but how could a professor expect students to have 20+ hours on hand to solve a single question, given other demands on a student's time?
A problem like the above would be given as a single problem for students to solve over 2 weeks.