Ask
Login
TAGGED IN

Discrete Mathematics

Follow this tag to get notifications whenever a new post is added

ALL TAGS
0
votes
1
answer
3.4k
views
1
answer
Prove that {G, *} is a group.
discrete mathematics updated 2.3 years ago by pedsangini276 • 4.8k
0
votes
1
answer
2.5k
views
1
answer
Decode the following words relative to a maximum likelyhood decoding function. i)11001 ii) 01010 iii) 00111
discrete mathematics updated 2.3 years ago by pedsangini276 • 4.8k
0
votes
1
answer
1.3k
views
1
answer
Let H= $\begin{bmatrix} 1&0&0 \\ 0&1&1 \\ 1&1&1 \\ 1&0&0 \\ 0&1&0 \\ 0&0&1 \end{bmatrix}$ be parity check matrix.
discrete mathematics updated 2.3 years ago by pedsangini276 • 4.8k
0
votes
1
answer
7.7k
views
1
answer
Prove that the set G ={1, 2, 3, 4, 5, 6} is an abelian group under multiplication modulo 7.
discrete mathematics updated 2.3 years ago by pedsangini276 • 4.8k
0
votes
1
answer
2.3k
views
1
answer
$\text{Solve the following recurrence relation:} \\ a_n-5a_{n-1}+6a_{n-2}=0 \\ a_n-5a_{n-1}+6a_{n-2}=2^\pi \text{with initial conditions}a_0 = -1 \ \ and \ \ a_1 =1$
discrete mathematics updated 2.3 years ago by pedsangini276 • 4.8k
0
votes
1
answer
1.7k
views
1
answer
Solve the recurrence relation $a_r=3a_{r-1}+2, r > =1$ with $a_0= 1$, using generating function.
discrete mathematics updated 2.3 years ago by pedsangini276 • 4.8k
0
votes
1
answer
2.0k
views
1
answer
Solve the recurrence relation $a_n=-3(a_{n-1}+a_{n-2})-a_{n-3}$ with $a_0=5, a_1=-9$ and ` $a_2=15$.
discrete mathematics updated 2.3 years ago by pedsangini276 • 4.8k
0
votes
1
answer
3.9k
views
1
answer
R is the set of real number.
discrete mathematics updated 2.3 years ago by pedsangini276 • 4.8k
0
votes
1
answer
1.6k
views
1
answer
Let H= $\begin{bmatrix} 1&0&0 \\ 1&1&0 \\ 0&1&1 \\ 1&0&0 \\ 0&1&0 \\ 0&0&1 \end{bmatrix}$ be parity check matrix.
discrete mathematics updated 2.3 years ago by sagarkolekar ★ 11k
2
votes
1
answer
46k
views
1
answer
R be a relation on set of integers Z defined by R = {(x, y) | x-y is divisible by 3} Show that R is an equivalence relation and describe the equivalence classes.
discrete mathematics updated 19 months ago by sagarkolekar ★ 11k
0
votes
1
answer
20k
views
1
answer
Draw its Hasse diagram. P(A) is the power set of A.
discrete mathematics updated 19 months ago by sagarkolekar ★ 11k
6
votes
1
answer
67k
views
1
answer
Prove that the set G = (1, 2, 3, 4, 5, 6) is an abelian group under multiplication modulo 7.
discrete mathematics updated 19 months ago by sagarkolekar ★ 11k
3
votes
1
answer
8.2k
views
1
answer
Find the complement of each element in D30
discrete mathematics updated 21 months ago by sagarkolekar ★ 11k
5
votes
1
answer
32k
views
1
answer
Draw Hasse Diagram of $D_{42}$, Find the complement of each element in $D_{42}$.
discrete mathematics updated 21 months ago by sagarkolekar ★ 11k
0
votes
1
answer
8.9k
views
1
answer
$\text{Find the generating function for the following finite sequences} \\1. \ \ \ \ 1, 1, 1, 1, 1, 1,......$
discrete mathematics updated 21 months ago by sagarkolekar ★ 11k
0
votes
1
answer
1.6k
views
1
answer
Determine the group code
discrete mathematics updated 24 months ago by pedsangini276 • 4.8k
0
votes
1
answer
2.8k
views
1
answer
Define isomorphism of graphs. find if the following two graphs are isomorphic. if yes find one to one correspondence between the vertices.
discrete mathematics updated 2.0 years ago by pedsangini276 • 4.8k
0
votes
1
answer
14k
views
1
answer
Draw the Hasse diagram of the following sets under the partial order relation divides and indicate which are chains. justify your answer.
discrete mathematics updated 2.1 years ago by sagarkolekar ★ 11k
1
vote
1
answer
4.1k
views
1
answer
Find got, fog, foh, gofoh.
discrete mathematics updated 2.1 years ago by sagarkolekar ★ 11k
1
vote
1
answer
29k
views
1
answer
A survey of 500 television watchers produced the following information:
discrete mathematics updated 2.3 years ago by pedsangini276 • 4.8k
2
votes
1
answer
22k
views
1
answer
Consider the group G = (1,2,3,4,5,6) under multiplication modulo 7 a) Find multiplication table of G b) find Inverse of every element
discrete mathematics updated 2.3 years ago by pedsangini276 • 4.8k
0
votes
1
answer
1.8k
views
1
answer
Function f(x) = (4x + 3)/(5x - 2). Find $f^{-1}$.
discrete mathematics updated 2.3 years ago by pedsangini276 • 4.8k
0
votes
1
answer
1.8k
views
1
answer
Let A={ 1,2,3,4}and let R={(1,2) (2,3)(3,4)(2,1)}. Find transitive closure of R by using Warshall's algorithm.
discrete mathematics updated 2.3 years ago by pedsangini276 • 4.8k
2
votes
1
answer
15k
views
1
answer
State and explain Pigeonhole principle, extended Pigeonhole principle.How many numbers must be selected from the set{1, 2, 3, 4, 5, 6 }to guarantee that at least one pair of these numbers add up to 7?
discrete mathematics updated 2.3 years ago by pedsangini276 • 4.8k
0
votes
1
answer
42k
views
1
answer
Define group, monoid, semigroup.
discrete mathematics updated 2.3 years ago by pedsangini276 • 4.8k
<prev • 116 results • page 2 of 5 • next >