Matroids and Signed Graphs

 Introduction and some notes

 What is a matroid?

 Some common examples of matroids

 Circuits, bases, rank, closure





 Okay, so now that I have these basics, what the heck is a signed graph?

 All right, what are you trying to find out about signed graphs and their associated matroids?

 Have you found anything interesting yet?

 Any good references for all this stuff?

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