- #1

madah12

- 326

- 1

## Homework Statement

In a group of nine people some are always telling the truth and some

are always lying. Some of them are sitting around a round table. They all claim

that their neighbor on the right is a liar. How many people are sitting around the

table?

## Homework Equations

## The Attempt at a Solution

I am not that interested in solving it but I am curious if it can be solved with mathematics and what field of mathematics does it fall into?