B = {1,2,3,4,5,6} Suppose R is relation on BxB with pair (a,b) such that a < b. R is represented as

Q: 2. Eliminate all ɛ-productions in the following cfg G: G= ({S,A,B}, {a,b,c}, {S→Aa|BBBA, A bS|ɛ,…

A:

Q: Let X = {0, 1}. (a) List (as subsets of X X X) all possible relations on X. This answer has not been…

A:

Q: Given the relation U below, use ordered pair notation to express the relation U o U. U o U = { Ex:…

A: To express the relation UoU (composition of relations U and U), find all pairs (x, y) such that…

Q: Consider the following extended relational-algebra operators. Describe how toimplement each…

A: A semi-join is the join between two sets of data (tables) where rows from the first set are…

Q: A relation R on a set S, defined as x R y if and only if y R x. This is an example of? a) reflexive…

A:

Q: Implement the following Racket functions: Transitive?   Input: a list of pairs, L. Interpreting L…

A: We need to write a Racket function to implement transitive function.

Q: Let R be a relation on A = {0, 2, 3, 7} and R = {(7,7), (3, 3), (0, 2), (2, 0), (2, 2), (0, 0)}. Are…

A: SOLUTION- Given, A ={0,2,37} and R={(7,7),(3,3),(0,2),(2,0),(2,2),(0,0)} 1)True  A  relation R…

Q: 3. Suppose the relation R1(A,B) and R2(B,C,D) have the following tuples: A 1 7 2 4 9 B A T G C T B…

A: A theta join connects tables based on a relationship other than the equality of two columns. A theta…

Q: Question 4: Assume a generic recursive relation is defined as : A[i] - p*A[i-1] + 9 where p and q…

A: given

Q: Q # 3; (a). The relation ‘R’ is defined on the set M=(4,5,6,7) as the following;…

A: Given the relation R on M =(4,5,6,7) and given relation is R={(5,5),(5,6),(5,7),(6,5),(6,6),(6,7)}…

Q: p.629, icon at Example 2 # 1. Let R be the relation on {1,2, 3, 4} such that R = {(1, 1), (1, 4),…

A: Step 1: Step 2:

Q: Consider the following extended relational-algebra operators. Describe how toimplement each…

A: Consider the two given relation r and s. Also, consider the given definition of semi-join and…

Q: Q2: When the following FDs are defined in R(A, B, C, D), А — D, CD — В, А —— С (1) Identify the…

A: Defined the given functional dependencies

Q: 3. R is a binary relation over N, the set of natural integers. (x, y) € R iff x mod 7 = y mod 7. R…

A: Binary Relation:A binary relation is a mathematical concept that defines a relationship between two…

Q: Н.W: Al/ Which of these relations on {0, 1, 2, 3 } are equivalence relations, why? а) R1- {(0, 0),…

A:

Q: b) Express the following relation using a set-builder notation R = {(1, 2), (2, 6), (3, 9), (4, 16),…

A: Set-builder notation is a mathematical notation for describing a set of representations.

Q: Consider F = {BC -> D, B -> E, CE -> D, E -> CA, BF -> G} and R(A,B,C,D,E,F,G) 5. Find a 3NF…

A: The given Functional depenency are :  F = {BC -&gt; D, B -&gt; E, CE -&gt; D, E -&gt; CA, BF -&gt;…

Q: Let R be a relation on A = (0, 1,7,9). If (7,9) ER, what must NOT be an element of R for R to be…

A: Let R be a relation on A = {0, 1,7,9). If (7,9) ER, what must NOT be an element of R for R to be…

Q: For example, let A = {1, 2, 3} then Cartesian product A × A = {(1,1), (1,2), (1,3), (2,1), (2,2),…

A: Brief explanation about Reflexive, Symmetric and Transitive is presented here:-

Q: For non empty binary relation R={(a, a).(a, b),(b, a).(b, b).(c, C).(C, d).(d, C).(d, d)} on the set…

A:

Q: Let R be the relation R = {(a, b) | a < b} on the set of integers. Find a) R-!. b) R.

A: a)R-1

Q: Q6) Let A = Z, the set of all positive integers, and we define the relation R on A as: a Rb if and…

A:

Q: elp

A: help plz i will rate you  discrete structure

Q: Write pseudocode for an iterator that implements indexed nested-loop join, where the outer relation…

A: Assume that outer is an iterator that gives the successive tuples from the pipelined outer relation…

Q: Suppose a relation schema R = (A, B, C, D) is decomposed into following relations R1(A,B,C) and…

A: A relation schema R is decomposed into R1 and R2

Q: 1.) Let R be a relation defined on the set Z by aRb if a < b. What property/properties are violated?…

A: Question 1: The Reflexive Property of a relation states that for every (x,x) belongs to relation R…

Q: lation R on a set S, defined as x R y if and only if y R x. This is an example of? a) reflexive…

A: Introduction: A relation R on a set S, defined as x R y if and only if y R x. This is an example…

Q: Oa.2

A: Here as we can see all vertices have self loop. Thus the relation is = .  Also as we can see there…

Q: 3. Consider the following set F of functional dependencies on R = ABCDEG. F = {A-> BCD, BC -> DE,…

A: To compute B+, we need to find all attributes that are functionally dependent on B through the given…

Q: Suppose relation R is defined as two-dimensional matrix A. Give a pseudo-code for transitive…

A: A)THE BELOW ANSWER IS FOR BOTH PARTS IN THE QUESTION: #include &lt;bits/stdc++.h&gt;using namespace…

Q: Consider F = {BC -> D, B -> E, CE -> D, E -> CA, BF -> G} and R(A,B,C,D,E,F,G) 8.Apply the lossless…

A: Decomposition of a relation is done when a relation in relational model is not in appropriate normal…

Q: Let Ri and R2 be the relations on (1,2,3,4} given by R1 = {(1,1), (1,2), (3,4), (4,2)} R2 = {(1,1),…

A: we will discuss the composition of the given relation in the next step

Q: Implement the following Racket functions: Transitive?   Input: a list of pairs, L. Interpreting L…

A: # function to check transitive relation def is_transitive(relation):     # for all (a, b) and (b, c)…

Q: Q5) Consider the following Relation (T) which is a bag(Recall our discussion about bags an sets) P 1…

A: Relational Algebra which refers to the one it is a procedural query language which also it takes a…

Q: Consider an ADT for the data structure of positive integers called POSITIVE_INTEGER defined over a…

A: Given: Consider an ADT for the data structure of positive integers called POSITIVE INTEGER defined…

Q: er the questions

A:

Q: Consider the relation R = {(a, d), (b, a), (b, c), (c, b), (c, c), (d, a)} on the set {a, b, c, d}.…

A: Below are the required answers :

Q: DB_Design:GA7.5. 3NF Decomposition 2 Consider the functional dependencies on R(A,B,C,D,E,F):…

A: Database normalization is a crucial concept in the design and organization of relational databases.…

Q: What ů co- vovi ance 6 Suppose if there are 20 studenta Peight and weight are consistent then it is…

A: The Answer is

Q: Given the relations U and T below, use ordered pair notation to express the relation To U. ToU =…

A: To express the composition of relations T and U (T o U) in ordered pair notation, we need to…

Q: If a set A has 7 elements, then the total number of possible relations on A is O 27 27 277 72

A: A set of N elements contains N2  ordered pairs of elements. Total possible relations will be 2N2…

Q: Let R be the relation on A = {1,2,3,4,5} where R = {(1,1),(1,3),(1,4),(2,2),(3,1),(3,3),(3,4),…

A: Here is the solution which is mentioned below:

Q: Consider the following sets:               A={2,4,5} B = {4,9,10,12} C = {1,3,8,9,10,12,14}   I)…

A: Answer: Given that A = { 2,4,5 } B = {4,9,10,12} C = {1,3,8,9,10,12,14} Here we will get for AUB is…