100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
First Course in Abstract Algebra A, 8th Edition by John B. Fraleigh, Verified Chapters 1 - 56, Complete Newest Version $17.99   Add to cart

Exam (elaborations)

First Course in Abstract Algebra A, 8th Edition by John B. Fraleigh, Verified Chapters 1 - 56, Complete Newest Version

 8 views  0 purchase
  • Course
  • Institution
  • Book

First Course in Abstract Algebra A, 8th Edition by John B. Fraleigh, Verified Chapters 1 - 56, Complete Newest Version

Preview 2 out of 13  pages

  • September 7, 2024
  • 13
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
avatar-seller
Solution Manual for First Course in Abstract Algebra A, 8th
Edition by John B. Fraleigh, Verified Chapters 1 - 56, Complete
Newest Version
The set {0, ±1, ±2,...} of ________ will be denoted by Z. - ANSWER:Integers

We will use N for the set {0,1,2,...} of _______ ________. - ANSWER:Natural numbers

An integer a is called a ________ of an integer b if a=bq for some integer q. In this
case we also say that b is a _______ of a, and we will use the notation b|a.

b is a ______ of a.
a is _________ of b. - ANSWER:Multiple
Divisor
Factor
Divisible

Every nonempty set of natural numbers contains a smallest element - ANSWER:Well-
Ordering Principle

For any integers a and b, with b>0, there exist unique integers q (quotient) and r
(remainder) such that a = bq+r, with 0≤r<b - ANSWER:Division algorithm

A set of multiples aZ has the property that the sum or difference of. two integers in
the set is again in the set, since aq₁±aq₂ = a(q₁±q₂). We say that the set aZ is ______
_____ ________ ___ ___________. - ANSWER:Closed under addition and subtraction

Let a and b be integers, not both zero. A positive integer d is called the ________
______ _______ of a and b if
(i) d is a divisor of a and b, and
(ii) any divisor of both a and b is also a divisor of d
denoted gcd(a,b) or (a,b). - ANSWER:Greatest common divisor

If a and b are integers, then we will refer to any integer of the form ma+nb, where
n∈Z, as a ______ ___________ of a and b. - ANSWER:Linear combination

Given integers a>b>0, the _________ _________ uses the division algorithm
repeatedly to obtain

a=bq₁+r₁ with 0≤r₁<b
b=r₁q₂+r₂ with 0≤r₂<r₁
r₁q₃+r₃ with 0≤r₃<r₂
etc. - ANSWER:Euclidean algorithm

, A number n is called _______ if it is equal to the sum of its proper positive divisor
(those divisors different from n). - ANSWER:Perfect

The nonzero integers a and b are said to be __________ _____ if (a,b)=1 -
ANSWER:Relatively prime

An integer p>1 is called a _____ ______ if its only divisors are ±1 and ±p.
An integer a>1 is called _________ if it is not prime. - ANSWER:Prime number
Composite

The _____ __ ____________ is an ancient algorithm for finding all prime numbers up
to any given limit. - ANSWER:Sieve of Eratosthenes

Any integer a>1 can be factored uniquely as a product of prime numbers in the form
a = P₁¹P₂²...Pₙⁿ where P₁<P₂...<Pₙ and the exponents α₁,α₂,...,αₙ are all positive. -
ANSWER:Fundamental Theorem of Arithmetic

There exist infinitely many prime numbers - ANSWER:Euclid Theorem

A positive integer m is called the _____ ______ ________ of the nonzero integers a
and b if
(i) m is a multiple of both a and b, and
(ii) any multiple of both a and b is also a multiple of m
We will use the notation lcm[a,b] or [a,b] for the _____ ______ _______ of a and b -
ANSWER:Least common multiple

A positive integer a is called a ______ if a=n² for some n∈Z. - ANSWER:Square

A positive integer is called ______-____ if it is a product of distinct primes. -
ANSWER:Square-free

If a,b,c are positive integers such that a²+b²=c², then (a,b,c) is called a ___________
_____. - ANSWER:Pythagorean triple

Let n be a positive integer. Integers a and b are said to be _________ ______ n if
they have the same remainder when divided by n.. This is denoted by writing
a≡b(mod n). - ANSWER:Congruent modulo

When working with congruence modulo n, the integer n is called _______. -
ANSWER:Modulus

Let n and m be positive integers, with (n,m)=1. Then the system of congruences
x≡a(mod n) x≡b(mod n)
has a solution. Moreover, any two solutions are congruent modulo mn. -
ANSWER:Chinese Remainder Theorem

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller kushboopatel6867. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $17.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

71947 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling

Recently viewed by you


$17.99
  • (0)
  Add to cart