Quine program
Definition of Quine A quine program, or quine, is a program that outputs its own source code when runs without taking any input. It is called self-replicating program. Quines are possible in any Turing-complete programming language, as direct consequence of Kleene’s rescursion theorem. Detour Quine’s paradox on self-reference. "Yields falsehood when preceded by its quotation" yields falsehood when preceded by its quotation. Another paradox: If the human brain were so simple that we could understand it, we would be so si mple that we couldn't....