Solutions for DISCRETE MATH
Problem 1E:
Translate these statements into English, where the domain for each variable consists of all real...Problem 2E:
Translate these statements into English, where the domain for each variable consists of all real...Problem 3E:
LetQ(x,y) be the statement "xhas sent an e-mail message toy," where the domain for bothxandyconsists...Problem 4E:
LetP(x,y) be the statement "Studentxhas taken classy," where the domain for bothxconsists of all...Problem 5E:
Let W(x,y) mean that studentxhas visited websitey, where the domain forxconsists of all students in...Problem 6E:
LetC(x,y) mean that studentxis enrolled in classy, where the domain forxconsists of all students in...Problem 7E:
LetT(x,y) mean that studentxlikes cuisiney, where the d omain forxconsists of all students at your...Problem 8E:
LetQ(x,y) be the statement "Studentxhas been a contestant on quiz showy." Express each of these...Problem 9E:
LetL(x,y) be the statement "xlovesy," where the domain for bothxandyconsists of all people in the...Problem 10E:
LetF(x,y) be statement “xcan fooly,” where the domain consists of all people in the world. Use...Problem 11E:
LetS(x) be predicate “xis a student,”F(x) the predicate “xis a faculty member,” andA(x,y) the...Problem 12E:
LetI(x) be the statement “xhas an Internet connection” andC(x,y) be the statement “xandyhave chatted...Problem 13E:
LetM(x,y) be “xhas sentyan e-mail message” andT(x,y) be “xhas telephonedy,” where the domain of all...Problem 16E:
A discrete mathematics class 1 mathematics major who is a freshman, 12 mathematics majors who are...Problem 17E:
Express each of these system specifications using predicates, quantifiers, and logical connectives,...Problem 18E:
Express each of these system specifications using predicates, quantifiers, and logical connectives,...Problem 19E:
Express each of these statements using mathematical and logical operators, predicates, and...Problem 20E:
Express each of these statements using predicates, quantifiers, logical connectives, and...Problem 21E:
Use predicates, quantifiers, logical connectives, and mathematical operators to express the...Problem 22E:
Use predicates, quantifiers, logical connectives, and mathematical operators to express the...Problem 23E:
Express each of these mathematical statements using predicates, quantifiers, logical connectives,...Problem 24E:
Translate each of these nested quantifications into an English statement that expresses a...Problem 25E:
Translate each of these nested quantifications into an English statement that expresses a...Problem 26E:
LetQ(x,y) be the statement "x+y=xy .” If the domain for both variables consists of all integers,...Problem 27E:
Determine the truth value of each of these statements if the domain for all variables consists of...Problem 28E:
Determine the truth value of each of these statements if the domain of each variable consists of all...Problem 29E:
Suppose the domain of the propositional functionP(x,y) consists of pairsxandy, wherexis 1, 2, or 3...Problem 30E:
Rewrite each of these statements so that negations appear only within predicates (that is, so that...Problem 31E:
Express the negations of each of these statements so that all negation symbols immediately precede...Problem 32E:
Express the negations of each of these statements so that all negation symbols immediately precede...Problem 33E:
Rewrite each of these statements so that negations ap pear only within predicates (that is, so that...Problem 34E:
Find a common domain for the variablex,y, andzfor which the statementxy((xy)z((z=x)(z=y))) is true...Problem 35E:
Find a common domain for the variablesx,y,z, andwfor which the statementxyzw((wx)(wy)(wz)) is true...Problem 36E:
Express each of these statements using quantifiers. Then form the negation of the statement so that...Problem 37E:
Express each of these statements using quantifiers. Then form the negation of the statement so that...Problem 38E:
Express the negations of these propositions using quantifiers, and in English. a) Every student in...Problem 40E:
Find a counterexample, if possible, to these universally quantified statements, where the domain for...Problem 43E:
Use quantifiers and logical connectives to express the fact that every linear polynomial (that is,...Problem 44E:
Use quantifiers and logical connectives to express the fact that a quadratic polynomial with real...Problem 45E:
Determine the truth value of the statementxy(xy=1) if the domain for the variables consists of a)...Problem 46E:
Determine the truth value of the statement xy(xy2) if the domain for the variables consists of a)...Problem 47E:
Show that the two statementsxyP(x,y)andxyP(x,y), where both quantifiers over the first variable...Problem 48E:
Show thatxP(x)xQ(x)andxy(P(x)Q(y)), where all quantifiers have the same non empty domain, are...Problem 49E:
a) Show thatxP(x)xQ(x)is logically equivalent toxy(P(x)Q(y)), where all quantifiers have the same...Problem 50E:
Put these statements in prenex normal form. [Hint:Use logical equivalence fromTables 6and7inSection...Browse All Chapters of This Textbook
Chapter 1 - The Foundations: Logic And ProofsChapter 1.1 - Propositional LogicChapter 1.2 - Applications Of Propositional LogicChapter 1.3 - Propositional EquivalencesChapter 1.4 - Predicates And QuantifiersChapter 1.5 - Nested QuantifiersChapter 1.6 - Rules Of InferenceChapter 1.7 - Indroduction To ProofsChapter 1.8 - Proof Methods And StrategyChapter 2 - Basic Structures: Sets, Functions, Sequences, Sums, And Matrices
Chapter 2.1 - SetsChapter 2.2 - Set OperationsChapter 2.3 - FunctionsChapter 2.4 - Sequences And SummationsChapter 2.5 - Cardinality Of SetsChapter 2.6 - MatricesChapter 3 - AlgorithmsChapter 3.1 - AlgorithmsChapter 3.2 - The Growth Of FunctionsChapter 3.3 - Complexity Of AlgorithmsChapter 4 - Number Theory And CryptographyChapter 4.1 - Divisibility And Modular ArithmeticChapter 4.2 - Integer Representations And AlgorithmsChapter 4.3 - Primes And Greatest Commom DivisiorsChapter 4.4 - Solving CongruencesChapter 4.5 - Applications Of CongruencesChapter 4.6 - CryptographyChapter 5 - Induction And RecursionChapter 5.1 - Mathematical InductionChapter 5.2 - Strong Induction And Well-orderingChapter 5.3 - Recursive Definitions And Structural InductionChapter 5.4 - Recursive AlgorithmsChapter 5.5 - Program CorrectnessChapter 6 - CountingChapter 6.1 - The Basics Of CountingChapter 6.2 - The Pigeonhole PrincipleChapter 6.3 - Permutations And CombinationsChapter 6.4 - Binomial Coefficients And IdentitiesChapter 6.5 - Generalized Permutations And CombinationsChapter 6.6 - Generating Permutations And CombinationsChapter 7 - Discrete ProbabilityChapter 7.1 - An Introduction To Discrete ProbabilityChapter 7.2 - Probability TheoryChapter 7.3 - Bayes' TheoremChapter 7.4 - Expected Value And VarianceChapter 8 - Advanced Counting TechniquesChapter 8.1 - Applications Of Recurrence RelationsChapter 8.2 - Solving Linear Recurrence RelationsChapter 8.3 - Divide-and-conquer Algorithms And Recurrence RelationsChapter 8.4 - Generating FunctionsChapter 8.5 - Inclusion-exclusionChapter 8.6 - Applications Of Inclusion-exclusionChapter 9 - RelationsChapter 9.1 - Relations And Their PropertiesChapter 9.2 - N-ary Relations And Their ApplicationsChapter 9.3 - Representing RelationsChapter 9.4 - Closures Of RelationsChapter 9.5 - Equivalence RelationsChapter 9.6 - Partial OrderingsChapter 10 - GraphsChapter 10.1 - Graphs And Graph ModelsChapter 10.2 - Graph Terminology And Special Types Of GraphsChapter 10.3 - Representing Graphs And Graph IsomorphismChapter 10.4 - ConnectivityChapter 10.5 - Euler And Hamilton PathsChapter 10.6 - Shortest-path ProblemsChapter 10.7 - Planar GraphsChapter 10.8 - Graph ColoringChapter 11 - TreesChapter 11.1 - Introduction To TreesChapter 11.2 - Applications Of TreesChapter 11.3 - Tree TraversalChapter 11.4 - Spanning TreesChapter 11.5 - Minimum Spanning TreesChapter 12 - Boolean AlgebraChapter 12.1 - Boolean FunctionsChapter 12.2 - Representing Boolean FunctionsChapter 12.3 - Logic GatesChapter 12.4 - Minimization Of CircuitsChapter 13 - Modeling ComputationChapter 13.1 - Languages And GrammarsChapter 13.2 - Finite-state Machines With OutputChapter 13.3 - Finite-state Machines With No OutputChapter 13.4 - Language RecognitionChapter 13.5 - Turing MachinesChapter A - Appendices
Sample Solutions for this Textbook
We offer sample solutions for DISCRETE MATH homework problems. See examples below:
Chapter 1, Problem 1RQA set P is a subset of Q if each element of P is also the element of Q. We have to show that P is a...Chapter 3, Problem 1RQChapter 4, Problem 1RQChapter 5, Problem 1RQChapter 6, Problem 1RQChapter 7, Problem 1RQChapter 8, Problem 1RQIn mathematics, a binary relation on a set A is a set of ordered pairs of elements of A defined as...
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