1. ARRAY DIVISION Identity matrix Islamic University of Gaza
Faculty of Engineering
Civil Engineering Department
ARRAY DIVISION
Identity matrix
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2. Islamic University of Gaza Faculty of Engineering
Civil Engineering Department
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3. The matrix B is the inverse of the matrix A if, when the two
Islamic University of Gaza
Faculty of Engineering
Civil Engineering Department
Inverse of a matrix:
The matrix B is the inverse of the matrix A if, when the two
matrices are multiplied, the product is the identity matrix.
Both matrices must be square.
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4. Islamic University of Gaza Faculty of Engineering
Civil Engineering Department
Computer Programming
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5. Islamic University of Gaza Faculty of Engineering
Civil Engineering Department
Computer Programming
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6. Determinants: Islamic University of Gaza Faculty of Engineering
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Determinants:
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7. Array division: Left division, \ :
Islamic University of Gaza
Faculty of Engineering
Civil Engineering Department
Array division:
MATLAB has two types of array division, right division and left division
Left division, \ :
Left division is used to solve the matrix equation AX = B.
The solution X is obtained numerically using a method that is based on
Gauss elimination
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8. The right division is used to solve the matrix equation XC = D.
Islamic University of Gaza
Faculty of Engineering
Civil Engineering Department
Right division, I :
The right division is used to solve the matrix equation XC = D.
Computer Programming
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9. Islamic University of Gaza Faculty of Engineering
Civil Engineering Department
Computer Programming
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10. Islamic University of Gaza Faculty of Engineering
Civil Engineering Department
Computer Programming
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11. Islamic University of Gaza Faculty of Engineering
Civil Engineering Department
Computer Programming
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12. ELEMENT-BY-ELEMENT OPERATIONS
Islamic University of Gaza
Faculty of Engineering
Civil Engineering Department
ELEMENT-BY-ELEMENT OPERATIONS
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13. Islamic University of Gaza Faculty of Engineering
Civil Engineering Department
Computer Programming
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14. Islamic University of Gaza Faculty of Engineering
Civil Engineering Department
Computer Programming
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15. Islamic University of Gaza Faculty of Engineering
Civil Engineering Department
Computer Programming
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16. Islamic University of Gaza Faculty of Engineering
Civil Engineering Department
Computer Programming
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17. Islamic University of Gaza Faculty of Engineering
Civil Engineering Department
Computer Programming
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18. Islamic University of Gaza Faculty of Engineering
Civil Engineering Department
Computer Programming
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19. Islamic University of Gaza Faculty of Engineering
Civil Engineering Department
Computer Programming
Lecture 7