P Q P↔Q
T T T
T F F
F T F
F F T

 

 

 

 

/

(p is true) if and only if (q is true)

/

(p is false) if and only if (q is false)

/

{ this truth table represents the logical equality, or biconditional, of two statements: P, Q }

/

{ a biconditional is true only when both statements have the same truth value }

 

Home