TED-Ed: Can you solve the Ragnarok riddle? | Dan Finkel

The video tutorial narrates a battle between Norse gods and the Great Serpent Yorman Gundur. Odin devises a plan to defeat the serpent using a final lightning bolt, magnified by a hammer. The tutorial explains how to simplify the problem using graph theory, focusing on nodes and edges to find an Eulerian path. This path ensures every edge is traversed once, crucial for defeating the serpent. The video concludes with executing the plan to save Valhalla.

What new insight or understanding did you gain from this video?