The table shows all 4 possible truth values for statements <em>p</em> and <em>q</em> .
<em>p</em> v <em>q</em> is true if one <u>or both</u> of the <em>p</em>, <em>q</em> are true.
Finally, an implication (if-then) is true in every case <u>except</u> when the first statement (hypothesis) is true and the second (conclusion) is false.