Dark Mode

Recent questions in Discrete Mathematics

0 votes

0 answers

5131

Discreate Math
What is even and odd permuatation function ? I saw some where (1,2,3) broken into even permutaion of (1,3) , (1,2) what is the logic behind it? PLz give reffrence too.

Prashant. asked in Mathematical Logic Oct 25, 2016

253 views

0 votes

1 answer

5132

#recurrence relation
Find the recurrence relation for the number of binary strings not containing two consecutive zeros or two consecutive ones.

Geet asked in Mathematical Logic Oct 23, 2016

by Geet

716 views

0 votes

0 answers

5133

rosen 7e function 2.3 q4
Find the domain and range of these functions. Note that in each case, to find the domain, determine the set of elements assigned values by the function. a) the function that assigns to each nonnegative integer its last digit b) the function that assigns the ... the number of one bits in the string d) the function that assigns to a bit string the number of bits in the string

Pravin Paikrao asked in Set Theory & Algebra Oct 23, 2016

by Pravin Paikrao

489 views

2 votes

1 answer

5134

dileswar sahu asked in Combinatory Oct 22, 2016

by dileswar sahu

237 views

1 vote

1 answer

5135

dileswar sahu asked in Graph Theory Oct 22, 2016

by dileswar sahu

283 views

0 votes

0 answers

5136

dileswar sahu asked in Combinatory Oct 22, 2016

by dileswar sahu

171 views

2 votes

1 answer

5137

dileswar sahu asked in Set Theory & Algebra Oct 22, 2016

by dileswar sahu

460 views

1 vote

1 answer

5138

mathematics
TRUE/FALSE? There exist two uncountable sets such that their intersection is countably infinite. PLZ someone give one example.......

dileswar sahu asked in Set Theory & Algebra Oct 22, 2016

by dileswar sahu

1.4k views

2 votes

1 answer

5139

dileswar sahu asked in Set Theory & Algebra Oct 22, 2016

by dileswar sahu

462 views

0 votes

1 answer

5140

Kenneth Rosen Edition 6th Exercise 6.6 Question 26 (Page No. 457)
How many derangements of (1 2 3 4 5 6 ) end with integer 1 2 and 3 in some order ?

Dexter asked in Combinatory Oct 21, 2016

by Dexter

2.7k views

2 votes

1 answer

5141

Kenneth Rosen Edition 6th Exercise 6.6 Question 3 (Page No. 456)
How many solution does the equation x1+x2+x3=13 have where x1 x2 and x3 are non negative less than 6 ?

Dexter asked in Combinatory Oct 21, 2016

by Dexter

595 views

0 votes

1 answer

5142

General Doubt
Which of the following is a mapping or total function 1) f is defined on RXR f(x)=1 ;x=5t, t ℇ Z =0 ;x=5t+1, t ℇ Z 2)1) f is defined on RXZ f(x)=1 ;x=5t, t ℇ Z =0 ;x=5t+1, t ℇ Z

Vasu_gate2017 asked in Set Theory & Algebra Oct 21, 2016

by Vasu_gate2017

236 views

0 votes

1 answer

5143

mathematics
here is the sol: in above sol no. of possible 4-pennant is 7 not 5.so it is not the fibonancci series closed

dileswar sahu asked in Combinatory Oct 21, 2016

by dileswar sahu

444 views

0 votes

1 answer

5144

mathematics
plz someone describe details of P & Q expression.............

dileswar sahu asked in Combinatory Oct 21, 2016

by dileswar sahu

331 views

1 vote

1 answer

5145

mathematics
In a simple graph G, if degree of each vertex is 3 then graph G is connected. True/False?

dileswar sahu asked in Graph Theory Oct 20, 2016

by dileswar sahu

301 views

2 votes

1 answer

5146

mathematics
is this solution is correct.I think either opt(a) or (c) is correct........

dileswar sahu asked in Graph Theory Oct 20, 2016

by dileswar sahu

346 views

3 votes

1 answer

5147

logic functions
Given $x,y,z$ are Boolean variables and $f(x,y,z)=f(y',x',z)$. How many such functions are possible with $x, y, z$? $0$ $2^2$ $2^4$ $2^6$

Shashank Chandekar asked in Set Theory & Algebra Oct 20, 2016

by Shashank Chandekar

541 views

1 vote

1 answer

5148

mathematics
plz someone explain.........

dileswar sahu asked in Set Theory & Algebra Oct 19, 2016

by dileswar sahu

320 views

1 vote

0 answers

5149

Need of Concept Clarity
I want to understand Validity Check in First order logic. Also I want to have technique or specific way of how to approach or answer GATE question on this topic? Please give Pure explanation. Detailed Answer. It would be great help for GATE aspirants like me. Thanks in Advance.

parthbkgadoya asked in Mathematical Logic Oct 19, 2016

by parthbkgadoya

265 views

0 votes

1 answer

5150

Graph
Is the topic "Planarity" there in GATE 2017 syllabus?

Samujjal Das asked in Graph Theory Oct 18, 2016

by Samujjal Das

296 views

Page:

« prev
1
...
252
253
254
255
256
257
258
259
260
261
262
...
355
next »

Recent questions in Discrete Mathematics