A Truth Assignment that allows a Formula to be true if
Philosophy
It is a stronger form of Implies that fits Semantic arguments better means if is true, then is true
⊨,⊢ A Truth Assignment that allows a Formula to be true τ⊨F if τ(F)=1
It is a stronger form of Implies that fits Semantic arguments better P⊨Q means if P is true, then Q is true