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This page was
last revised on
October 13, 2008

M229 - Matrices, Linear Equations and Applications
Instructor:Dr. Arsen Elkin
Office: Weber 134
Phone: 491 - 5284
E-mail: elkin@math.colostate.edu
Office Hours: TR 1:00-1:50pm and by appt.
Location: Weber 130
Section:2
Time: TR 11:00-11:50am
Location: EE 205
Ref No.:63251
Section:4
Time: TR 2:00-2:50pm
Location: EE 205
Ref No.:63267

 

Announcements
Most recent on top.

Class Info
  • Syllabus: Section 2, Section 4
  • Textbook Errata
  • Link to the virtual TI-83 calculator is here. I am not responsible for the contents of the package, so download at your own risk.

     

    Homework
    SectionExercisesPagesDueSolution
    Chapter 1
    1.1 2, 5, 7, 10, 11, additional 6 Thursday, August 28 PDF
    1.2 2, 3, 4, 9, 10, 13 15-16 Tuesday, September 2 PDF
    1.3 1, 3, 4, 7, 8, 10 24 Thursday, September 4 PDF
    1.4 2, 3, 5 bc, 6, 9, 12, additional 29 Tuesday, September 9 PDF
    1.5 1, 3, 4, 6, 7 37 Tuesday, September 16 PDF
    1.6 1b, 2, 3ab, 4, 5abd, 6, additional 48 Thursday, September 18 PDF
    1.7 1-5 52 Thursday, September 18 PDF
    Chapter 2
    2.1 1-5, 7 61 Tuesday, September 30 PDF
    2.2 1b-e, 2abd, 3, 5, 6a, 7, 8 68 Tuesday, October 7 PDF
    2.3 1, 2, 3, 4b, 5, 9 76 Tuesday, October 7 PDF
    2.3
    2.4    		 6
    1abef, 2bcdf, 3, 5de    		 76
    81-82    		 Thursday, October 9 PDF
    2.5 1, 2, 3, additional 86 Tuesday, October 14 PDF
    2.6 1-4 94 Thursday, October 16 PDF
    Chapter 3
    3.1 1, 2, 3acd, 4, 6, 7 115 Tuesday, October 21 PDF
    3.2 1bdf, 2bdf, 3abef, 6, 7 127 Thursday, October 23 PDF
    3.3 1,2,3b,4 135 Tuesday, November 4 PDF
    3.4 1a-e, 2, 3, 4, 8 145-146 Tuesday, November 4 PDF
    3.5 1-4 157 Tuesday, November 11 PDF
    3.6 1-8 165-166 Tuesday, November 11 PDF
    3.7 1,2 176 Thursday, November 13 PDF
    Chapter 4
    4.1 1c,2bc, 3c, 4c, 6 183 Thursday, November 20  
    4.2 1c, 2acf, 3c 195 Tuesday, after break  
  • Complete list of homeworks

     

    Notes
    SectionNotes
    Chapter 1
    1.1 Linear equations and systems
    1.2 Matrices, elementary row operations
    Equivalence of matrices
    1.3 Echelon forms and Gaussian elimination
    1.4 Extracting solutions. Rank.
    1.5 Vector form of solutions
    Tao of linear combinations
    1.6 Geometric vectors
    1.7 Polynomial interpolation
    Chapter 2
    2.1 Complex numbers
    Taking roots
    2.2 Matrix multiplication
    2.3 Auxiliary matrices, inverses
    2.4 Symmetric projectors
    2.5 Least squares
    2.6 Changes of coordinates
    Chapter 3
    3.1 Eigenvectors and eigenvalues
    3.2 Minimal polynomials
    One more example
    3.3 Recurrence Relations
    3.4 Diagonalization
    Easy criterion for diagonalizability, trace, shortcut for geometric multiplicities(updated)
    3.5 Sequences {Ak}
    Review (new)
    3.6 Discrete Dynamical Systems
    Shortcuts for spectral radius
    3.7 Compression
    Standardization
    Correlation
      Calculator Tricks
    Chapter 4
    4.1 Intro to Determinants
    4.2 Definition/properties of Determinants
    4.3 Line linearity, fundamental formulas, and their uses
    4.3 Lattices and Smith normal form
      Elementary line ops and corresponding matrices
    4.4 Characteristic polynomials

     

    Exams
  • Exam 1: Monday, September 22.
    9:00am - 4:00pm, PACe Center (Weber 138)
    6:30pm - 9:00pm, Glover 130
    Practice: [New version] [Solution] [Old version]

  • Exam 2: Wednesday, October 15.
    9:00am - 4:00pm, PACe Center (Weber 138)
    6:30pm - 9:00pm, Glover 130
    Practice: [New version] [Solution] [Old version]

  • Exam 3: Monday, November 17.
    9:00am - 4:00pm, PACe Center (Weber 138)
    6:30pm - 9:00pm, Glover 130
    Practice: [New version] [Solution] [Old version]

  • Final: Monday, December 15.
    9:00am - 4:00pm, PACe Center (Weber 138)
    Practice: [without solutions]

     

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    Questions or Comments?
    E-mail: elkin@math.colostate.edu