Let R be the relation on the set {1, 2, 3} containing the ordered pairs (1, 1), (1, 2), (2, 3), (3, 1). Find a) R 2 b) R...
Let R be the relation on the set {1, 2, 3} containing the ordered pairs (1, 1), (1, 2), (2, 3), (3, 1). Find a) R 2 b) R 3 c) R 4 d) R 5
Consider the same relation R as above. List all walks in R staring from node 3 that correspond to the edges in
a) R 2
b) R 3
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Let R be the relation on the set {1, 2, 3} containing the ordered pairs (1, 1), (1, 2), (2, 3), (3, 1). Find a) R 2 b) R...
Let R be the relation on the set of ordered pairs of positive integers such that...
Let R be the relation on the set of ordered pairs of positive integers such that ((a, b), (c, d)) Element R if and only if ad = bc. Show that R is an equivalence relation What is the equivalence class of of (1, 2), i.e. [(1, 2)]?
discrete mathematics help 1. List the order pairs in the relation R from A ={0, 1,...
discrete mathematics help 1. List the order pairs in the relation R from A ={0, 1, 2, 3, 4} to B = {0, 1, 2, 3}, where (a, b) Î R if and only if a) a = b b) a + b = 4 c) a > b d) a|b //6th edition ((a), (b), (c), and (d) of Exercise 1, Page 527.) 2. a) List all the ordered pairs in the relation R = {(a, b) |a divides b}...
Can you #2 and #3? 6. LESSON 6 (1) Let A be the set of people alive on earth. For each relation defined below, determin...
Can you #2 and #3?
6. LESSON 6 (1) Let A be the set of people alive on earth. For each relation defined below, determine if it is an equivalence relation on A. If it is, describe the equivalence classes. If it is not determine which properties of an equivalence relation fail. (a) a Hb a and b are the same age in (in years). (b) a Gb a and b have grandparent in common. 2) Consider the relation S(x,y):x...
10. [4] Let R be the relation on the set {0, {f}, {y}, {x,y}} defined by...
10. [4] Let R be the relation on the set {0, {f}, {y}, {x,y}} defined by R= {(S, T): SUT|=2} (a) Represent the relation R as a set of ordered pairs. (b) Represent the relation R as a relational digraph.
*ESPECIALLY PART D PLEASE 111111 1. Let R be a relation on RxR defined by (a,b)R(c,d)...
*ESPECIALLY PART D PLEASE
111111 1. Let R be a relation on RxR defined by (a,b)R(c,d) if and only if a - b = c-d DIDUD a) (5 points) Prove that is an equivalence relation on RxR. b) (5 points) Describe all ordered pairs in the equivalence class of (0,0) c) (5 points) Describe all ordered pairs in the equivalence class of (3,1) d) (5 points) Describe the partition of Rx Rassociated with R.
3. Let the relation R be defined on the set R by a Rb if a...
3. Let the relation R be defined on the set R by a Rb if a -b is an integer. Is R and equivalence relation? If yes, provide a proof. Consider the equivalence relation in #3. a. What is the equivalence class of 3 for this relation? 1 b. What is the equivalence class of for this relation? 2
3 1 3 -4 (a) Write a set of ordered pairs (x, y) that defines the...
3 1 3 -4 (a) Write a set of ordered pairs (x, y) that defines the relation. (b) Write the domain of the relation. (c) Write the range of the relation. (d) Determine if the relation defines y as a function of x.
3. (a) Let R be a binary relation on the set X = {1,2,3,4,5,6,7}, defined by...
3. (a) Let R be a binary relation on the set X = {1,2,3,4,5,6,7}, defined by R= {(1,3), (2,3), (3, 4), (4,4),(4,5), (5,6), (5,7)} (1) (6 pts) Find Rk for all k = 2, 3, 4, 5,... (2) (3 pts) Find the transitive closure t(R) of R by Washall's algorithm and draw the directed graph of t(R).
VECTOR SPACES LINEAR ALGEBRA Let V be the set of all ordered pairs of real numbers,...
VECTOR SPACES LINEAR ALGEBRA Let V be the set of all ordered pairs of real numbers, and consider the following addition and scalar multiplication operations on u = (u1, u2) and v = (v1, v2): u + v = (u1 + v1 + 1, u2 + v2 + 1), ku = (ku1, ku2) a) Show that (0,0) does not = 0 b) Show that (-1, -1) = 0 c) Show that axiom 5 holds by producing an ordered pair -u...
Question 8 Let R be relation on a set A. 1. When is R said to...
Question 8
Let R be relation on a set A. 1. When is R said to be an equivalence relation? Give a precise definition, using appropriate quantifiers etc. 2. When is R said to be an partial order? Give a precise definition, using appropriate quantifiers etc (You don't need to redefine things that you defined in the previous part... you may simply mention them to save time.) 3. On Z, define a relation: a D biff a - b is...
Let R be the relation on the set of ordered pairs of positive integers such that ((a, b), (c, d)) Element R if and only if ad = bc. Show that R is an equivalence relation What is the equivalence class of of (1, 2), i.e. [(1, 2)]?
Can you #2 and #3?
6. LESSON 6 (1) Let A be the set of people alive on earth. For each relation defined below, determine if it is an equivalence relation on A. If it is, describe the equivalence classes. If it is not determine which properties of an equivalence relation fail. (a) a Hb a and b are the same age in (in years). (b) a Gb a and b have grandparent in common. 2) Consider the relation S(x,y):x...
10. [4] Let R be the relation on the set {0, {f}, {y}, {x,y}} defined by R= {(S, T): SUT|=2} (a) Represent the relation R as a set of ordered pairs. (b) Represent the relation R as a relational digraph.
*ESPECIALLY PART D PLEASE
111111 1. Let R be a relation on RxR defined by (a,b)R(c,d) if and only if a - b = c-d DIDUD a) (5 points) Prove that is an equivalence relation on RxR. b) (5 points) Describe all ordered pairs in the equivalence class of (0,0) c) (5 points) Describe all ordered pairs in the equivalence class of (3,1) d) (5 points) Describe the partition of Rx Rassociated with R.
3. Let the relation R be defined on the set R by a Rb if a -b is an integer. Is R and equivalence relation? If yes, provide a proof. Consider the equivalence relation in #3. a. What is the equivalence class of 3 for this relation? 1 b. What is the equivalence class of for this relation? 2
3 1 3 -4 (a) Write a set of ordered pairs (x, y) that defines the relation. (b) Write the domain of the relation. (c) Write the range of the relation. (d) Determine if the relation defines y as a function of x.
3. (a) Let R be a binary relation on the set X = {1,2,3,4,5,6,7}, defined by R= {(1,3), (2,3), (3, 4), (4,4),(4,5), (5,6), (5,7)} (1) (6 pts) Find Rk for all k = 2, 3, 4, 5,... (2) (3 pts) Find the transitive closure t(R) of R by Washall's algorithm and draw the directed graph of t(R).
Question 8
Let R be relation on a set A. 1. When is R said to be an equivalence relation? Give a precise definition, using appropriate quantifiers etc. 2. When is R said to be an partial order? Give a precise definition, using appropriate quantifiers etc (You don't need to redefine things that you defined in the previous part... you may simply mention them to save time.) 3. On Z, define a relation: a D biff a - b is...
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