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EE:211Computational Techniques in
Electrical Engineering Lecture#6
Dr. Mubashir AlamKing Saud University
OutlineSystems of Linear Equations (6.1)Matrix Arithmetic (6.2)
Arithmetic Operations (6.2.1)Elementary Row Operations (6.2.2)The Matrix Inverse (6.2.3)Matrix Algebra Rules (6.2.4)Solvability Theory of Linear Systems (6.2.5)
Matrix: (n x n)Known
Vector: (n x 1)Known
Vector: (n x 1)Unknown
Square Matrix m=n
Elements of matrix
If and only if det(A)≠ 0
Special MatricesDiagonal MatrixUpper Triangular MatrixLower Triangular MatrixSymmetric Matrix
R1-R2R2-R3
R1-R2
R3-2R1
Matrix Algebra RulesCovered on Textbook: Page:256