Monday, 14 March 2022

(old) Basic Math semester 2, session 2021/2022

Lecture notes


Part 1 of the course - Latest notes which contains Chapter 1: Logic, Chapter 2: Mathematical Induction, Chapter 3: Binomial Theorem, Chapter 4: Set Theory and Functions, Chapter 5: Complex numbers, Chapter 6: Polynomials


Supplementary notes on techniques for proof writing. The notes are extracted from the archive at Mathematics at Dartmouth.

Part 2 of the course: Notes on Part 2 of the course, Linear Algebra


Tutorial questions

Part 1 - Algebra

Tutorial 1: questions on Logic and solutions

Tutorial 2: questions on Logic and solutions


Tutorial 3: question on Logic, Mathematical Induction and Binomial Theorem and solutions
Tutorial 4: question on sets and relations and solutions
Tutorial 5: questions on relations and functions and solutions
Tutorial 6: questions on complex numbers and solutions
Tutorial 7: questions on complex numbers and solutions
Tutorial 8: questions on polynomials and solutions

Proof of the law of syllogism and correction

Part 2 - Linear Algebra

Tutorial 1: questions on matrices and system of linear equations and solutions
Tutorial 2: questions on symmetric and skew-symmetric matrices and selected solutions
Tutorial 3: questions on invertibility and product of matrices and solutions to selected problems and solution to question 9a
Tutorial 4: questions on determinant and solutions to selected problems
Tutorial 5: questions on adjoint and solutions to selected problems
Tutorial 6: questions on linear independence of vectors and solutions to selected questions
Tutorial 7: questions on eigenvalues and eigenvectors and solutions to selected question



Recommended references


Epp, Susanna. Discrete Mathematics with applications, Cengage Learning, 4th edition (2011)

Devlin, K. Sets, Functions and Logic. Chapman & Hall, 2nd edition (1992)

Larson, R. Elementary Linear Algebra. Brooks-Cole Cengage Learning, 7th edition (2013)

(older textbook) Larson, R and Falvo, D. Elementary Linear Algebra. Brooks-Cole Cengage Learning, 6th edition (2010)

Anton, H. and Rorres, C. Elementary Linear Algebra. Wiley, 11th edition (2014)


Supplementary references


Cuoco, Rotman. Learning Modern Algebra. AMS

Ulrich Daepp, Pamela Garkin. Reading, Writing and Proving - A closer look at Mathematics. Springer, Undergraduate Texts in Mathematics (2003)


Lecture videos and jottings

You can use the vlc media player to watch the videos

Week 1
Tuesday, 15 March 2022: video (27.7 MB) and jottings
Thursday, 17 March 2022: video (134.3 MB) and jottings 

Week 2
Tuesday, 22 March 2022: video (147.2 MB) and jottings on conditionals, tautology and contradiction
Thursday, 24 March 2022: video (114.4 MB) and jottings on algebra of propositions and predicate logic

Week 3
Tuesday, 29 March 2022: video (134.0 MB) and jottings on predicates, quantifiers and categorical propositions
Thursday, 31 March 2022: video (183.1 MB) and jottings on arguments and rules of inference

Week 4
Tuesday, 5 April 2022: video (136.4 MB) and jottings on rules of inference
Thursday, 7 April 2022: video (138.3 MB) and jottings on regular induction

Week 5
Tuesday, 12 April 2022: video (143.8 MB) and jottings on strong induction
Thursday, 14 April 2022: video (142.1 MB) and jottings on the binomial theorem

Week 6
Tuesday, 19 April 2022: no lecture as it was a public holiday
Thursday, 21 April 2022: video (162.7 MB) and jottings on sets and introduction to relations

Week 7
Tuesday, 26 April 2022: video (176.0 MB) and jottings on relations, reflexivity, symmetry and transitivity
Thursday, 28 April 2022: video (158.0 MB) and jottings on logic tutorial

Mid semester break, Saturday, 30 April - Sunday, 8 May 2022

Week 8
Tuesday, 10 May 2022: video (135.6 MB) and jottings on relations and functions
Thursday, 12 May 2022: video (152.4 MB) and jottings on one-to-one and onto functions

Week 9
Tuesday, 17 May 2022: video (85.8 MB) and jottings on onto functions, one-to-one correspondence
Thursday, 19 May 2022: video (158.6 MB) and jottings on recapitulation of one to one, onto functions, composition of functions


Week 10
Tuesday, 24 May 2022: video (130.4 MB) and jottings on introduction to complex numbers
Thursday, 26 May 2022: video (152.9 MB) and jottings on De Moivre's theorem and roots of complex numbers

Week 11
Tuesday, 31 May 2022: video (160.4 MB) and jottings on ref and rref, and elementary row operations
Thursday, 2 June 2022: video (144.2 MB) and jottings on system of linear equations

Week 12
Tuesday, 7 June 2022: video (157.4 MB) and jottings on determinants, finding determinants using elementary row operations
Thursday, 9 June 2022: video (164.5 MB) and jottings on linear independence

Week 13
Tuesday, 14 June 2022: video (152.2 MB) and jottings on eigenvectors, eigenvalues and diagonalization
Thursday, 16 June 2022: video (163 MB) and jottings on determinants and linear independence of vectors

Week 14
Tuesday, 21 June 2022: Test 2, therefore, no lecture
Thursday, 23 June 2022: video (140 MB) and jottings on tutorial questions on linear independence of vectors and eigenvalues, eigenvectors, and diagonalization