Slides:
Intro to Linear Algebraic Equations
(06 Aug 2009,
 156K pdf)
 
Slides:
Unique solution Case, Linear Algebraic Equations
(10 Feb 2012,
 118K pdf)
 
Slides:
Infinitely many solution Case, Linear Algebraic Equations
(10 Feb 2012,
 131K pdf)
 
Slides:
No solution Case, Linear Algebraic Equations
(10 Feb 2012,
  80K pdf)
 
Manuscript:
Linear Algebraic Equations, No Matrices
(01 Feb 2010,
 293K pdf)