Consider the paragraph given below.
If all the boy friends are either HH or NN, then there are no CC.but Jone is a CC. therefore some boy friends are not NN..
a) translate the following arguments into Predicate Logic
b) using the change of quantifier rule and rules of inference, derive the conclusion
Columns/Maeder). You may want to change some function's names, because I remember there are conflicts with currently existing (new) functions. – vapor Apr 20 '17 at 11:39