search
Log In
0 votes
45 views
Let W(x, y) mean that student x has visited website y, where the domain for x consists of all students in your school and the domain for y consists of all websites. Express each of these statements by a simple English sentence.

∃y∀z(y _= (David Belcher) ∧ (W(David Belcher, z)→ W(y,z)))
in Mathematical Logic 45 views
0
There exist a student y which is not David Belcher such that  if David Belcher visited all website then student y  also visited all website who visited by David Belcher

 i am right ?

Please log in or register to answer this question.

Related questions

0 votes
0 answers
1
73 views
For these sentence, determine whether an in￾clusive or, or an exclusive or, is intended. Explain your answer. b) A password must have at least three digits or be at least three digit or be atleasat eight characters long
asked Jan 19, 2019 in Mathematical Logic pelluruadi 73 views
1 vote
1 answer
2
350 views
Determine whether following conditional statement is true or false -If 1+1 =3, then 2+2=4. According to me the answer should be false, but in book its given true. Can anyone explain how it is true?
asked Jul 31, 2016 in Mathematical Logic Aakanchha 350 views
2 votes
1 answer
3
561 views
Let p, q, and r be the propositions p: you get an A on the final exam. q: You do every exercise in this book. r: You get an A in this class. How can I write these propositions using p, q, and r and logical connectives? a.) You get an A in this class, but you do ... class. f.) You will get an A in this class if and only if you either do every excercise in this book or you get an A on the final.
asked Jul 31, 2016 in Mathematical Logic Aakanchha 561 views
...