In computer science, the Toffoli gate (also CCNOT gate), invented by Tommaso Toffoli, is a universal reversible logic gate, which means that any reversible circuit can be constructed from Toffoli gates. It is also known as the "controlled-controlled-not" gate, which describes its action.
Read more about Toffoli Gate: Background, Universality and Toffoli Gate, Related Logic Gates, Relation To Quantum Computing
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“Pale Death beats equally at the poor man’s gate and at the palaces of kings.”
—Horace [Quintus Horatius Flaccus] (65–8 B.C.)