How many nodes are there in a perfect binary tree? 2n+1 – 1. According to the National Institute of Standards and Technology (NIST), the number of nodes in a perfect binary tree is equivalent to&hellip

#### Tagged By graph theory

## Number of Euler Circuits

How many euler circuits are there in a complete graph? [((n^2 – 3n+1)n – 1)D((n – 3)/2, n – 2)]/ (n – 2)^3 In graph theory, the number of Euler circuits En in a complete&hellip