Basic Mathematics 76–80

76. Row echelon form
-Row echelon form
-Reduced row echelon form

77. Gaussian Elimination
-Methods
-Extension: Gauss-Jordan elimination
-Example

78. Inverse Matrix
-Definition
-Methods
-Notes

79. Transition Matrix
There is the statement of the transition matrix and its meaning.

80. Determinant
There is the introduction and the definition of the 2*2 and 3*3 cases.

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