[LudwigNagasena]

I was surprised too. I thought Linear Algebra and Real Analysis are the foundation of any math degree.

[thaumasiotes]

Topology is also considered a staple of a modern math degree.

[mkl]

In my experience (maths degrees at two universities with >15000 students, one of which I now teach at) group theory and abstract algebra more generally are much more likely to be part of a maths degree than topology. I've never heard anyone describe topology that way.