Mathematics 142 - Introduction to Linear Algebra
Tue. & Thu., 3:30 - 5:00 PM in MCS B23







2012-01-17lecture:
introduction &
motivation
  • course organization
  • review of algebra and systems of equations
  • high-level overview of the course material
  • vectors, planes, spaces, and ways to
    symbolically represent them
  • lecture notes
  • related readings [Lay 2003]: 1.1, 1.3
2012-01-19lecture:
vectors
  • lecture notes
  • algebraic properties of vectors
  • vector space axioms
  • related readings [Lay 2003]: 1.3
2012-01-23
2012-01-24lecture:
vectors
  • lecture notes
  • vector norms and dot products in R2
  • vector properties and relationships:
    • orthogonality
    • linear dependence and independence
    • projections
    • linear combinations
    • spans
  • related readings [Lay 2003]: 6.1, 6.2, 6.3
2012-01-26lecture:
vectors
  • lecture notes
  • review of set and predicate notation
  • review of vector properties and relationships
  • exercises and examples
  • related readings [Lay 2003]: 1.3, 1.7
2012-01-31lecture:
matrices
  • lecture notes
  • linear combinations in applications
  • from linear combinations to matrices
  • interpretations of matrices
  • matrix operations and properties
    • addition
    • multiplication
  • related readings [Lay 2003]: 1.6, 2.1
2012-02-02lecture:
matrices
  • review: matrix interpretations in applications
  • review: maps, composition, and inversion
  • composition of matrices and applications
  • related readings [Lay 2003]: 2.1, 2.2, 2.3
2012-02-03
2012-02-04
2012-02-07lecture:
matrices
  • lecture notes
  • review of relations and functions
  • matrix multiplication and inversion
    • interpretations
    • review of algebraic properties
  • some subsets of Rn×n and properties
  • determinants and inversion of R2×2 matrices
  • related readings [Lay 2003]: 2.1, 2.2, 2.3
2012-02-09lecture:
matrices
  • lecture notes
  • details about subsets of Rn×n and properties
  • solving Mv = w for M with various properties
  • elementary matrices and row operations
  • reduced row echelon forms of matrices
  • related readings [Lay 2003]: 1.2, 2.3, 2.5
2012-02-14lecture:
matrices
  • lecture notes
  • more facts about invertible matrices
  • matrix LU factorization
  • matrix transposition
  • orthogonal matrices
  • matrix rank
  • matrix similarity
  • related readings [Lay 2003]: 1.2, 2.5
2012-02-16lecture:
review
2012-02-20
2012-02-21monday schedule
    2012-02-23midterm exam
      2012-02-28lecture:
      vector spaces
      • lecture notes
      • sets of vectors and their notation
      • computing equality of vector spaces
      • abstract vector spaces
      • fitting functions to data points
      2012-03-01lecture:
      vector spaces
      • lecture notes
      • more on computing equality of spans
      • more abstract vector spaces
      • fitting functions to many data points
      • subspaces
      • basis of a vector space
      2012-03-02
      2012-03-06lecture:
      vector spaces
      • lecture notes
      • computing an orthonormal basis
      • projecting onto a subspace
      • least-squares approximations
      • dimension of a vector space
      • orthogonal complement of a vector space
      • algebra of vector spaces
      2012-03-08lecture:
      vector spaces
      • lecture notes
      • more on fitting functions to data
      • approximating a matrix system model
      • algebra of vector spaces
      • review and more properties of maps
      2012-03-12
      2012-03-13spring recess
        2012-03-15spring recess
          2012-03-20lecture:
          linear
          transformations
          • lecture notes
          • review and more properties of maps
          • homomorphisms and linear transformations
          • properties of linear transformations
          2012-03-22lecture:
          linear
          transformations
          • lecture notes
          • data modelling as a linear transformation
          • more properties of linear transformations
          • kernel of a linear transformation
          2012-03-27lecture:
          review
          2012-03-29midterm exam
            2012-04-03lecture:
            linear
            transformations
            • review of midterm questions
            2012-04-04
            2012-04-05lecture:
            linear
            transformations
            2012-04-10lecture:
            applications to
            linear systems
            • lecture notes
            • linear transformations in applications
            • span, dim, ⊥, ker, and im in applications
            • examples
              • observable systems
              • compression and encryption
            2012-04-12lecture:
            applications to
            linear systems
            2012-04-17lecture:
            applications to
            linear systems
            2012-04-19lecture:
            applications to
            linear systems
            2012-04-24lecture:
            eigenvectors &
            eigenvalues
            2012-04-26lecture:
            review
            2012-04-29
            2012-05-01lecture:
            review
            2012-05-09
            Wed. 3-5 PM
            final exam