Assignments

Foundations ---Math 222

Instructor: Carol S. Schumacher
Spring, 2014

Jump To: January, FebruaryMarch, April , May , Final Exam

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Date 

Topic 

Reading Assignment 

Assigned Problems

 

Monday, January 13

Statements, Predicates and Quantifiers Sections 1.2-1.5  
Wednesday, January 15 Compound Statements and Tautology
Learning from Truth Tables handout
Sections 1.6-1.8 and 1.13  
Friday, January 17 Practicing Proof Techniques handout Sections 1.9-1.12 and 1.14-1.15
Authority in Proof handout
Do warm-up Exercises and Problems 6a and 7a on Practicing Proof Techniques Handout.
*
Monday, January 20 Reasoning and Proof: Class presentations and discussion of Selected Proofs from the Practicing Proof Techniques handout.  

Hand in group write-ups of exercises 3 and 4 on Learning from Truth Tables handout. (See instructions after each exercise.)

Note: MLK day.
Class meets from 12:20-1:00

Wednesday, January 22 Reasoning and Proof, continued. Re-read Sections 1.9-1.15  
Friday, January 24 Sets and Set Notation
Subsets
Sections 2.1-2.2 2.2.2, 2.2.4 and Problem 1.
*
Monday, January 27 Set Operations Section 2.3

(Exercises, of course) and problems 2,3. Think hard about indexing sets.

Turn in write-up of Problem 10 on the Practicing Proofs worksheet.

Wednesday, January 29 The Algebra of Sets Section 2.4 to bottom of pg. 49. (Exercises, ALWAYS) and 2.4.8.
Friday, January 31 The Algebra of Sets (cont.) Rest of Section 2.4 2.4.5, 2.4.9
(To write up: 2.4.5(2) and 2.4.9(2))
*
Monday, February 3
Introduction to LaTeX
Wednesday, February 5

Finish The Algebra of Sets
Introducing Power Sets

Section 2.5 2.5.4, 2.5.5
Friday, February 7 The Power Set, cont. Section 2.5 (again!) Problem 8ab (Part c will be written up to turn in.)
Write-ups due for 2.4.5(2) and 2.4.9(2)
*
Monday, February 10 Introduction to Mathematical Induction Section 3.1  
Wednesday, February 12 Using Mathematical Induction Section 3.2 3.2.2, 3.2.5, 3.2.6
(To write up: 3.2.3, 3.2.4.)
Friday, February 14

Introduction to Complete Induction

Section 3.3 3.3.4
*
Monday, February 17

Finish Complete induction
Getting serious about using induction.

3.3.3
(To write up: 3.3.2 and handout problems.)
Write-ups of problem 8(c), Chapter 2 and 3.2.3 and 3.2.4 due.
Wednesday, February 19 Mathematical Induction---a work day.    
Friday, February 21 Relations Section 4.1 Problem 4.1.10, and problems 2 and 3 at the end of the chapter.
*
Monday, February 24 Introduction to Orderings---class work day. Section 4.2 through 4.2.18 Concentrate on definitions and examples
Wednesday, February 26 Orderings---maximal/minimal elts, etc.
Section 4.2 throught 4.2.18 (again!) 4.2.14, 4.2.15, 4.2.18.
Friday, February 28 Least upper bounds and the Least Upper Bound Property Rest of Section 4.2

4.2.22.

Induction Worksheet due.

Spring Break

Monday, March 17 Work day on problems 4.2.25 and 4.2.26
  Be able to explain what 4.2.25 and 4.2.26 are saying. (To be written up.)
Wednesday, March 19 From relations to sets and back
Takehome midterm distributed
Section 4.3 (through pg. 81) . 4.3.8 and problems on pgs 80-81.
Friday, March 21
In-Class Midterm
*
Monday, March 24 Equivalence relations---a work day.
4.3.15, 4.3.16, and 4.3.17
 

(Takehome Midterm due before 5 pm on Tuesday, March 26.)

Wednesday, March 26

Equivalence classes and equivalence relations; Work on Work on 4.3.20 and 4.3.21

Rest of section 4.3 4.3.23
Understand and be able to explain what 4.3.20 and 4.3.21 are saying. (To be written up!)
Friday, March 28 Functions---the basic ideas Section 5.1 Write-ups due for 4.2.25, 4.2.26.
*
Monday, March 31 Functions---continued 5.1.13 & Problems 1acde, 2a, and 4.
(To write up: problems 1b, 2d, 3, and 5.)
Wednesday, April 2 One-to-one and onto
Composition
Section 5.2 through problem 5.2.6 Group Problems: 5.2.3, 5.2.4
Everyone: 5.2.5.

Write-ups due of 4.3.20 and 4.3.21
Friday, April 4 Composition and Inverses
Introducing images and inverse images
Rest of section 5.2 Class Problems (everyone): 7 and 5.2.10.
(Theorem 5.2.9 will be written up.)
*
Monday, April 7 Inverse image of a set under a function. Section 5.3 Group problems: 5.3.6
Write-ups due of Chapter 5 problems 1b, 2d, 3, and 5.
Wednesday, April 9 Image of a set under a function. More on Section 5.3

Group problems: 11a, 5.3.11, 5.3.12,
(Problems 6, 9 and 15 will be written up)

Friday, April 11 Continue Group Presentations  
*
Monday, April 14 Are some infinities bigger than others? Galileo's Paradox and infinite sets. Section 7.1 Theorems 7.1.3 and 7.1.5
Wednesday, April 16 Cardinality and infinite sets---a discussion. Section 7.2
Read carefully for intuition.
7.2.6, and 7.2.7--may assume result in 7.2.3 and 7.2.5

Friday, April 18 Infinite sets---more discussion.   Write-ups due of Chapter 5 problems Thm. 5.2.9, 6, 9, 15
*
Monday, April 21 Countable sets---general discussion Section 7.3  
Wednesday, April 23 Countable sets---work in groups. Section 7.3 Problems assigned to specific groups.
Friday, April 25 Presentations on countability    
*
Monday, April 28 Uncountable sets---discussion of
Cantor's diagonalization argument.
Section 7.4  
Wednesday, April 30 Continue discussion of uncountable sets.
Section 7.4 (again!) Corollaries 7.4.4, 7.4.5, 7.4.6, and Exercise 7.4.8
Friday, May 2 Proof of generalized Cantor diagonalization Argument.
General discussion of comparing Cardinalities and the Continuum Hypothesis.

Takehome Final Distributed.
Read (for big picture) 7.5 and 7.6 (Skip the proof of the Schroeder Bernstein Theorem. But think about why the result is NOT obvious.) Turn in reading responses for sections 7.5 and 7.6.
 
 

Final Examination

1:30 p.m. on Friday, May 9, 2014