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Recent questions tagged discrete-mathematics
0
votes
0
answers
18
views
kenneth h rosen chapter 1 section section 1.5 nested quatnifiers excercise 49
ykrishnay
asked
in
Mathematical Logic
Apr 20
by
ykrishnay
103
points
18
views
kenneth-rosen
combinatory
mathematical-logic
discrete-mathematics
propositional-logic
0
votes
0
answers
7
views
kenneth h rosen chapter 1 section "Nested quantifers" excercise 1.5 question 26's g
ykrishnay
asked
in
Mathematical Logic
Apr 18
by
ykrishnay
103
points
7
views
kenneth-rosen
combinatory
mathematical-logic
propositional-logic
discrete-mathematics
0
votes
0
answers
6
views
kenneth h rosen chapter 1 section 1.5 excercise 1.5 question 18 e
ykrishnay
asked
in
Mathematical Logic
Apr 16
by
ykrishnay
103
points
6
views
kenneth-rosen
combinatory
mathematical-logic
propositional-logic
discrete-mathematics
0
votes
0
answers
18
views
Kenneth h rosen chapter 1 section 1.5 question 8
Let Q(x, y) be the statement student x has been a con- testant on quiz show y. Express each of these sentences in terms of Q(x, y), quantifiers, and logical connectives, where the domain for x consists of all students at ... a student from your school as a contestant. e) At least two students from your school have been con- testants on Jeopardy.
ykrishnay
asked
in
Mathematical Logic
Apr 12
by
ykrishnay
103
points
18
views
kenneth-rosen
discrete-mathematics
combinatory
mathematical-logic
propositional-logic
0
votes
0
answers
44
views
kenneth h rosen chapter 1 excercise 1.4 predicates ad quantifiers question 59 symbolic logic
ykrishnay
asked
in
Mathematical Logic
Mar 19
by
ykrishnay
103
points
44
views
discrete-mathematics
kenneth-rosen
combinatory
mathematical-logic
0
votes
0
answers
19
views
kenneth h rosen chapter 1 excercise 1.4 predicates and quantifiers question 33
ykrishnay
asked
in
Mathematical Logic
Mar 19
by
ykrishnay
103
points
19
views
discrete-mathematics
kenneth-rosen
combinatory
propositional-logic
mathematical-logic
0
votes
0
answers
27
views
kenneth h rosen chapter 1 excercise 1.4 predicated and quantifiers question 19
ykrishnay
asked
in
Mathematical Logic
Mar 18
by
ykrishnay
103
points
27
views
discrete-mathematics
kenneth-rosen
combinatory
propositional-logic
mathematical-logic
0
votes
0
answers
25
views
Kenneth h rosen chapter 1 section 1.4 binding variables
ykrishnay
asked
in
Mathematical Logic
Mar 15
by
ykrishnay
103
points
25
views
discrete-mathematics
kenneth-rosen
mathematical-logic
propositional-logic
combinatory
0
votes
0
answers
57
views
kenneth h rosen chapter 1 excercise 1.2
hey i want to ask that in excercise 1.2 there are lots of logic puzzles quetions so it is important for gate or any exam like gate can i leave those questions or do ? please tell need an answer.
ykrishnay
asked
in
Mathematical Logic
Feb 17
by
ykrishnay
103
points
57
views
discrete-mathematics
kenneth-rosen
combinatory
propositional-logic
mathematical-logic
0
votes
0
answers
47
views
kenneth h rosen chapter 1 excercise 1.2 question 15 on page 23
ykrishnay
asked
in
Mathematical Logic
Feb 17
by
ykrishnay
103
points
47
views
discrete-mathematics
kenneth-rosen
propositional-logic
combinatory
mathematical-logic
0
votes
0
answers
44
views
kenneth h rosen chapter-1 section 1.1 propsitional logic excercise 1.1 question 23's d) and e)
ykrishnay
asked
in
Mathematical Logic
Feb 13
by
ykrishnay
103
points
44
views
discrete-mathematics
kenneth-rosen
combinatory
mathematical-logic
propositional-logic
0
votes
1
answer
93
views
Kenneth h rosen Q29. Chapter 1 section 1.3 Predicate logic
Sahiltam
asked
in
Mathematical Logic
Sep 7, 2021
by
Sahiltam
5
points
93
views
discrete-mathematics
kenneth-rosen
0
votes
1
answer
108
views
kenneth rosen chapter 8 section 8.4 exercise question 5 option (f)
pcnsb
asked
in
Mathematical Logic
Aug 30, 2021
by
pcnsb
7
points
108
views
kenneth-rosen
discrete-mathematics
generating-functions
0
votes
0
answers
65
views
Introduction to Discrete Mathematics- Graph Theory
thinlamb
asked
in
Mathematical Logic
Aug 24, 2021
by
thinlamb
5
points
65
views
graph-theory
discrete-mathematics
0
votes
0
answers
32
views
gatebook
Let A and B be two sets such that . There is a one to one function from A to B. Which of the following must be true for S1: is onto function S2: has an inverse A) Only S1 B) Only S2 C) Both S1 and S2 D) None of the above
farmanahmed888
asked
in
Mathematical Logic
Aug 19, 2021
by
farmanahmed888
5
points
32
views
gatebook
test-series
functions
discrete-mathematics
1
vote
1
answer
95
views
Discrete mathematics Kenneth Rosen The foundation logic and proofs page 22 question 4
abh01032001
asked
in
Mathematical Logic
Aug 18, 2021
by
abh01032001
9
points
95
views
discrete-mathematics
kenneth-rosen
propositional-logic
0
votes
0
answers
35
views
Discrete Mathematics
How to prove the following statement is valid with the help of Inference Rules? (P $\wedge$ ( P $\rightarrow$ Q) ) $\rightarrow$ ($\sim$ Q $\vee$ P)
ShivangiChauhan
asked
in
Mathematical Logic
Jul 27, 2021
by
ShivangiChauhan
17
points
35
views
self-doubt
discrete-mathematics
propositional-logic
0
votes
0
answers
28
views
ACE Discrete Maths Text Book; Graph Theory; Page 100, question 18.
subhashchaganti
asked
in
Graph Theory
Jul 14, 2021
by
subhashchaganti
5
points
28
views
graph-theory
discrete-mathematics
engineering-mathematics
0
votes
0
answers
24
views
made easy cbt
answer given is 27 how to approach these kind of questions? what forulas will be used here?
Sharma9999999
asked
in
Mathematical Logic
Jul 10, 2021
by
Sharma9999999
5
points
24
views
discrete-mathematics
made-easy-test-series
0
votes
0
answers
27
views
Eigen value question from Linear algebra and its applications
kirtipurohit
asked
in
Linear Algebra
Jul 10, 2021
by
kirtipurohit
15
points
27
views
linear-algebra
discrete-mathematics
0
votes
0
answers
41
views
MADE EASY Book
(G,*) is an abelian group .Then, (i). $X$ =$X^{-1}$ for any X belonging to G. (ii). $X$=$X^{2}$ for any X belonging to G. (iii). $(X*Y)^{2}$ = $X^{2}$ * $Y^{2}$ for any X ,Y belonging to G. (iv). G is of finite order
ShivangiChauhan
asked
in
Set Theory & Algebra
Jul 4, 2021
by
ShivangiChauhan
17
points
41
views
self-doubt
made-easy-workbook
discrete-mathematics
engineering-mathematics
0
votes
0
answers
43
views
MADE EASY Book
N denotes the set of natural numbers,{0,1,2,3 .} ,Z denotes the integers { ..-2,-2,0,1,2, ...} Which of the following statements are true ? (i). For all p $\epsilon$ Z ,p>5 $\rightarrow$ There exists x $\epsilon$ N,$x^{2}$ = 1(mod p). (ii). If m is any natural ... . (a). only (i) is true (b). only (ii) is true ( c). both (i) and (ii) are true (d). both (i) and (ii) are false
ShivangiChauhan
asked
in
Set Theory & Algebra
Jul 4, 2021
by
ShivangiChauhan
17
points
43
views
self-doubt
discrete-mathematics
made-easy-workbook
0
votes
0
answers
32
views
Self-Doubt Graph theory book Rosen or Narsingh Deo
ykrishnay
asked
in
Graph Theory
Jun 30, 2021
by
ykrishnay
103
points
32
views
graph-theory
discrete-mathematics
engineering-mathematics
engineering-maths
1
vote
0
answers
36
views
Applied Gate Test
A chair car compartment has 16 chairs in a row and 12 people randomly take up a chair each and the next person comes up with additional luggage which requires him to have two adjacent chairs. The probability that the 13th person is able to sit on the same row is ? A) 11/20 B) 4/7 C) 81/140 D) 17/28
Dheeraj Varma
asked
in
Mathematical Logic
Jun 26, 2021
by
Dheeraj Varma
27
points
36
views
discrete-mathematics
engineering-mathematics
test-series
probability
1
vote
1
answer
170
views
Discrete Mathematics and its applications (Kenneth Rosen)
ssap09
asked
in
Combinatory
May 24, 2021
by
ssap09
21
points
170
views
discrete-mathematics
kenneth-rosen
combinatory
general-query
0
votes
0
answers
58
views
Discrete Mathematical structures Chapter 5
#Discrete-Mathematics: whether Binomial Theorem is part of the syllabus?
Parag Tamhankar
asked
in
Combinatory
May 10, 2021
by
Parag Tamhankar
5
points
58
views
discrete-mathematics
0
votes
0
answers
70
views
discrete mathematics(topic) piegen hole
We select 38 even positive integers, all less than 1000. Prove that therewill be two of them whose difference is at most 26.
thispc295
asked
in
Combinatory
May 6, 2021
by
thispc295
5
points
70
views
discrete-mathematics
0
votes
0
answers
66
views
Fermati's little theorem
(a). Use Fermat's little theorem to compute 52003 (mod 7), 52003(mod 11) and 52003(mod 13)
Mushy
asked
in
Engineering Mathematics
May 6, 2021
by
Mushy
5
points
66
views
discrete-mathematics
0
votes
0
answers
85
views
Kenneth Rosen Exercise 10.4 question 25 Graph Connectivity
ami_c05
asked
in
Graph Theory
Apr 26, 2021
by
ami_c05
5
points
85
views
kenneth-rosen
discrete-mathematics
graph-theory
0
votes
0
answers
35
views
Kenneth H. Rosen 7th edition
Show that ¬(p ⊕ q) and p ↔ q are logically equivalent.
Champa
asked
in
Mathematical Logic
Apr 7, 2021
by
Champa
5
points
35
views
discrete-mathematics
0
votes
0
answers
23
views
Function /discrete mathematics
I've a personal doubt X^2 doesn't have an inverse but cubic function is bijective because it's derivative is square term and hence always positive. I am confused about these two things in theoritically.
afroze
asked
in
Set Theory & Algebra
Apr 5, 2021
by
afroze
7
points
23
views
functions
discrete-mathematics
0
votes
0
answers
55
views
Discrete Mathematics and its applications (Kenneth Rosen)
SmeetPatel
asked
in
Mathematical Logic
Mar 22, 2021
by
SmeetPatel
5
points
55
views
discrete-mathematics
0
votes
1
answer
116
views
Kenneth H Rosen
Show that $p<-->q$ and ~p <-->~q are logically equivalent.
ShivangiChauhan
asked
in
Mathematical Logic
Mar 20, 2021
by
ShivangiChauhan
17
points
116
views
kenneth-rosen
discrete-mathematics
1
vote
1
answer
104
views
Kenneth H Rosen
Let p and q be propositions p: I bought a lottery ticket this week q: I won the million-dollar jackpot Express each of these propositions as English sentences (i) ~p (ii) p$\vee$q (iii) p$\rightarrow$q (iv) p$\wedge$q (v) p$\Leftrightarrow$q (vi) ~p$\rightarrow$~q (vii) ~p$\wedge$~q (viii) ~p$\vee$(p$\wedge$q)
ShivangiChauhan
asked
in
Mathematical Logic
Mar 20, 2021
by
ShivangiChauhan
17
points
104
views
kenneth-rosen
discrete-mathematics
1
vote
0
answers
72
views
GATE functions and relations
The function f: [0,3]$\rightarrow$[1,29] defined by f(x) = $2x^{3} - 15x^{2} + 36x +1$ where x is an integer is (a) injective and surjective (b) surjective but not injective (C) injective but not surjective (d) neither injective not surjective
donniedarko
asked
in
Mathematical Logic
Mar 7, 2021
by
donniedarko
39
points
72
views
self-doubt
discrete-mathematics
0
votes
1
answer
97
views
Dominating set and Independent set.
Please explain the basic difference between Independent set and Dominating Set?
arpit_18
asked
in
Graph Theory
Feb 21, 2021
by
arpit_18
5
points
97
views
graph-theory
discrete-mathematics
0
votes
0
answers
30
views
SELF DOUBT IN IMPLICATIONS
Can anybody please make me understand what's the relationship among implications in proposition logic and statements such as 1. Necessarily but not sufficient 2. Sufficient but not necessary 3. Sufficient as well as necessary 4. Neither sufficient nor necessary ( although I am ... <--> q If p is neither sufficient nor necessary is the same as ! (p <--> q)
s_dr_13
asked
in
Mathematical Logic
Feb 9, 2021
by
s_dr_13
15
points
30
views
self-doubt
discrete-mathematics
0
votes
0
answers
105
views
NPTEL Assignment
In how many ways can one arrange five 1’s and five -1’s so that all ten partial sums (starting with the first summand) are nonnegative?
Kindaichi
asked
in
Combinatory
Feb 6, 2021
by
Kindaichi
10
points
105
views
discrete-mathematics
0
votes
0
answers
66
views
Ace Test Series
Is the group closed under monoid? Can we treat 1 as identity??
vipin.gautam1906
asked
in
Mathematical Logic
Feb 3, 2021
by
vipin.gautam1906
9
points
66
views
discrete-mathematics
0
votes
0
answers
30
views
Kenneth H rosen Chapter 6 - "Counting" Section 6.4
ykrishnay
asked
in
Combinatory
Jan 20, 2021
by
ykrishnay
103
points
30
views
kenneth-rosen
discrete-mathematics
combinatory
counting
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