Category Archives: Undergrad. Adv. Math.
I’ve just emerged from the cave of slightly grubby paper that I inhabit during the marking season. As ever, most of the idiocies with which I’ve been vexing my spirit are sad rather than amusing — or even vaguely sweet, … Continue reading
Further evidence, among the piles of assignments I’ve been marking this week, for the suggestion that inequalities can reveal a lot about the depth of students’ understanding: Presumably this is just the old fallacy of treating as an equals sign with a … Continue reading
I was marking the work of an otherwise quite able student today, and came across an offering that can be summarised thus: We need to calculate . Therefore we need to find the eigenvalues of Therefore we need to solve … Continue reading
This week, fool that I am, I’ve been marking a homework question that involves factorials. The question was intended to identify weaknesses in the students’ understanding, and in that sense it’s been a success.