Definition:Logical NAND/Truth Table

Definition
The characteristic truth table of the logical NAND operator $p \uparrow q$ is as follows:


 * $\begin{array}{|cc||c|} \hline

p & q & p \uparrow q \\ \hline \F & \F & \T \\ \F & \T & \T \\ \T & \F & \T \\ \T & \T & \F \\ \hline \end{array}$