STRANGELOOP
Strange loop
Strange loops may involve self-reference and paradox. The concept of a strange loop was proposed and extensively discussed by Douglas Hofstadter in Gödel, Escher, Bach, and is further elaborated in Hofstadter's book I Am a Strange Loop, published in 2007.The above text is a snippet from Wikipedia: Strange loop
and as such is available under the Creative Commons Attribution/Share-Alike License.