In math, as in life, small choices can have big consequences. This is especially true in graph theory, a field that studies networks of objects and the connections between them. Here’s a little puzzle ...

The Florida Department of Education has released examples of what it calls “problematic” material that led it to ban dozens of math textbooks — including a lesson with an algebra graph measuring ...

A new computer program fashioned after artificial intelligence systems like AlphaGo has solved several open problems in combinatorics and graph theory. “I was very happy to have the question answered.