0 votes 0 votes Given $3$ literals $\text{A, B}$, and $\text{C}$, how many models are there for the sentence $\text{A $\vee$ $\neg$ B $\vee$ C}$ ? Others gateda-sample-paper-2024 + – admin asked Oct 21, 2023 • edited Oct 21, 2023 by makhdoom ghaya admin 3.9k views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes Ans: 7 Since there are 3 propositional variables, number of interpretations is 2^3 = 8. A model is an interpretation for which the expression is True. There is only one interpretation (F,T,F) for which expression is false. So, number of models = 7. Riya_23 answered Oct 26, 2023 Riya_23 comment Share Follow See all 2 Comments See all 2 2 Comments reply 6rivu commented Dec 21, 2023 reply Follow Share Where do you get this definition of models? Any reference? 0 votes 0 votes GO Classes Support commented Dec 21, 2023 reply Follow Share @6rivu Explained in detail by Deepak Poonia sir (GO Classes) in this YouTube video Model in Propositional Logic | Interpretation, Model in Logic | Discrete mathematics 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes Formula= (2*n -1) N= 3 literals ( a,b,c) 2*3 -1 =7 shivakundank answered Oct 28, 2023 shivakundank comment Share Follow See all 0 reply Please log in or register to add a comment.