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MTH241

Introduction To Real Analysis

  • Sciences
  • 200 level
  • 3 credit units
  • 136 pages
  • 17 units

This course introduces students to the fundamental concepts of real analysis. It covers preliminaries such as sets, functions, and mathematical induction. The course delves into the properties of real numbers, including algebraic, order, and completeness properties. Students will also explore sequences, series, limits, continuity, differentiation, and their associated theorems, providing a solid foundation for advanced mathematical studies.

About this course

Difficulty
Intermediate
Study hours
156 hours
Maths
Advanced
Content
Theoretical, problem solving
Practical work
No
Before you start
  • MTH111
  • MTH121
How it is assessed
  • Assignments
  • Tutor marked assessments
  • Final examination

One paragraph, so you can see how it reads

MTH241 · Unit 1 Sets and Functions

To the reader: In thisunitwe give a brief reviewof the terminology and notation thatwillbe used in this text.We suggest thatyou look through quickly and come back laterwhen you need to recall the meaning of a term or a symbol.

What you should be able to do

  1. Understand and apply the properties of real numbers.
  2. Prove convergence and divergence of sequences.
  3. Apply the Bolzano-Weierstrass Theorem.
  4. Evaluate limits of functions.
  5. Understand and apply the Cauchy criterion.
  6. Analyze continuity and differentiability of functions.

What it prepares you for

Careers
  • Data Analyst
  • Financial Analyst
  • Research Scientist
  • Statistician
  • Actuary
Where it is applied
  • Finance
  • Data Science
  • Engineering
  • Research
  • Academia
Tools
  • MATLAB
  • Mathematica

Where it gets hard

The units students slow down on, and what makes each one heavy.

  • Module 2: The Real Numbers

    Unit 3: The Completeness Property of R

    Requires a deep understanding of the supremum property and its implications, which can be challenging for students new to real analysis.

  • Module 3: Sequences and Series

    Unit 4: Subsequences and the Bolzano-Weierstrass Theorem

    The abstract nature of subsequences and the Bolzano-Weierstrass Theorem require a strong grasp of convergence and limit concepts.

A suggested way through it

Suggested

13 weeks, about 52 hours in total. Yours will differ.

  1. Week 1Module 1: Preliminaries
    • Unit 1: Sets and Functions · 4 hours

      Review set theory notations and definitions.. Practice identifying subsets, unions, intersections, and complements.. Work through examples of sets defined by properties..

  2. Week 2Module 1: Preliminaries
    • Unit 2: Mathematical Induction · 4 hours

      Study the principle of mathematical induction.. Practice proving statements using mathematical induction.. Understand the well-ordering property of natural numbers..

  3. Week 3Module 1: Preliminaries
    • Unit 3: Finite and Infinite Sets · 4 hours

      Learn the definitions of finite, infinite, denumerable, countable, and uncountable sets.. Understand and apply the uniqueness theorem.. Practice identifying countable and uncountable sets..

  4. Week 4Module 2: The Real Numbers
    • Unit 1: The Algebraic and Order Properties of R · 4 hours

      Study the algebraic properties of real numbers.. Understand the order properties and trichotomy property.. Practice working with inequalities and proving basic theorems..

  5. Week 5Module 2: The Real Numbers
    • Unit 2: Absolute Value and Real Line · 4 hours

      Understand the definition and properties of absolute value.. Apply the triangle inequality and its variations.. Practice solving inequalities involving absolute values..

  6. Week 6Module 2: The Real Numbers
    • Unit 3: The Completeness Property of R · 4 hours

      Study the completeness property of real numbers.. Understand suprema and infima.. Apply the completeness property to prove fundamental results..

  7. Week 7Module 2: The Real Numbers
    • Unit 4: Applications of the Supremum Property · 4 hours

      Apply the Archimedean property.. Understand the existence of square roots.. Study the density of rational numbers in R..

  8. Week 8Module 2: The Real Numbers
    • Unit 5: Intervals · 4 hours

      Understand the nested interval property.. Study binary and decimal representations of real numbers.. Prove the uncountability of R..

  9. Week 9Module 3: Sequences and Series
    • Unit 1: Sequences and Their Limits · 4 hours

      Learn the definition of a sequence and its limit.. Apply the uniqueness of limits theorem.. Practice proving convergence using the definition of limit..

  10. Week 10Module 3: Sequences and Series
    • Unit 2: Limit Theorems · 4 hours

      Study the limit theorems for sequences.. Apply the squeeze theorem.. Understand the properties of bounded sequences..

  11. Week 11Module 3: Sequences and Series
    • Unit 3: Monotone Sequences · 4 hours

      Understand monotone increasing and decreasing sequences.. Apply the monotone convergence theorem.. Study Euler's number..

  12. Week 12Module 3: Sequences and Series
    • Unit 4: Subsequences and the Bolzano-Weierstrass Theorem · 4 hours

      Learn the definition of a subsequence.. Understand the Bolzano-Weierstrass theorem.. Apply divergence criteria..

  13. Week 13Module 3: Sequences and Series
    • Unit 5: The Cauchy Criterion · 4 hours

      Understand the Cauchy criterion for convergence.. Apply the Cauchy criterion to determine convergence.. Study contractive sequences..

Preparing for the exam

What to do
  • Thoroughly review all definitions and theorems from each unit.
  • Focus on understanding the proofs of key theorems.
  • Practice solving a variety of problems from the textbook and assignments.
  • Create concept maps linking different units and modules.
  • Allocate sufficient time for reviewing and practicing problems.
  • Prioritize understanding over memorization.
  • Form study groups to discuss challenging concepts and solutions.

Questions students ask about this course

What is MTH241 about?

This course introduces students to the fundamental concepts of real analysis. It covers preliminaries such as sets, functions, and mathematical induction. The course delves into the properties of real numbers, including algebraic, order, and completeness properties. Students will also explore sequences, series, limits, continuity, differentiation, and their associated theorems, providing a solid foundation for advanced mathematical studies.

How many units does MTH241 have?

MTH241, Introduction To Real Analysis, has 17 units across 4 modules, over 136 pages of course material. You can read it one unit at a time.

How many credit units is MTH241?

MTH241 carries 3 credit units, at 200 level in Sciences.

Is MTH241 hard?

MTH241 is rated intermediate level, with advanced mathematical content. It is mostly theoretical and problem solving work.

How long does MTH241 take to study?

About 156 hours of study, spread across its 17 units.

How is MTH241 assessed?

MTH241 is assessed by assignments, tutor marked assessments and final examination.

What do I need before starting MTH241?

MTH111 MTH121

What can I do with MTH241?

Data Analyst, Financial Analyst, Research Scientist, Statistician and Actuary.

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