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comment by bhrgunatha
bhrgunatha  ·  2435 days ago  ·  link  ·    ·  parent  ·  post: Decades-Old Graph Problem Yields to Amateur Mathematician [Aubrey de Grey]

For my degree I had to take 2 courses from the Maths department. I chose Graph Theory and Statistics. Graph Theory is fantastic.

I was confused at first because I thought graphs only needed 4 colours, but that's planar graphs.