0 votes 0 votes Every satisfiable propositional formula is not tautology. True/False Mathematical Logic discrete-mathematics propositional-logic mathematical-logic + – Reshu $ingh asked Jan 28, 2019 • edited Mar 14, 2019 by adeebafatima1 Reshu $ingh 1.1k views answer comment Share Follow See all 9 Comments See all 9 9 Comments reply Magma commented Jan 28, 2019 reply Follow Share True It can be contingency also 1 votes 1 votes OneZero commented Jan 28, 2019 reply Follow Share @Magma Satisfiable means atleast 1 is true. Tautology means all are true. according to me satisfiable can be tautology. 3 votes 3 votes Sasta_yoda commented Jan 28, 2019 reply Follow Share True, It says "Every" , can you find a prepositional formula that is satisfiable and not tautology? Of course we can, thus the ans is true. 1 votes 1 votes Lakshman Bhaiya commented Jan 28, 2019 i edited by Lakshman Bhaiya Jan 28, 2019 reply Follow Share Yes given statement is true. 2 votes 2 votes Sasta_yoda commented Jan 28, 2019 reply Follow Share Bro @Lakshman Patel RJIT, Where'd you get this slide from? I have been searching for text book slides for a really long time. 0 votes 0 votes Lakshman Bhaiya commented Jan 28, 2019 reply Follow Share I get from the neso academy youtube channel. see this 2 votes 2 votes Sasta_yoda commented Jan 28, 2019 reply Follow Share Thanks man ! 0 votes 0 votes Reshu $ingh commented Jan 28, 2019 reply Follow Share Thank you,got it now :) 0 votes 0 votes Shiva Sagar Rao commented May 6, 2021 reply Follow Share https://gateoverflow.in/7855/maths_mocktest1_11 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes Every satisfiable propositional is not always a tautology so it is True. eshita1997 answered Jan 7, 2021 eshita1997 comment Share Follow See all 0 reply Please log in or register to add a comment.