Jitpro Exercise 1.1
Jitpro Exercise 1.2
Determine if each proposition is valid or not. If the proposition is not valid, then find a logical interpretation where it is not satisfied.
Jitpro Exercise 1.3
Determine if each proposition is valid or not. If the proposition is not valid, then find a logical interpretation where it is not satisfied.
Jitpro Exercise 1.4
Jitpro Exercise 1.5