Noun
refutation by example
Source: WordNetIf judges are pragmatic, as I think they largely are in our system, it can only be in the everyday sense of the term. But immediately the counterexample of Holmes, a gifted and serious though not systematic philosophical thinker, comes to mind. Richard Posner
A casual verifier of the counterexample may not think to change the colors of these regions, so that the counterexample will appear as though it is valid. Source: Internet
Additionally, any map that could potentially be a counterexample must have a portion that looks like one of these 1,936 maps. Source: Internet
Background Euler had an equality for four fourth powers ; this however is not a counterexample because no term is isolated on one side of the equation. Source: Internet
Examples One way to demonstrate the invalidity of this argument form is with a counterexample with true premises but an obviously false conclusion. Source: Internet
For more than two events, a mutually independent set of events is (by definition) pairwise independent; but the converse is not necessarily true (see below for a counterexample). Source: Internet