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Matrix Multiplication The Introduction. Look at the matrix sizes.

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Presentation on theme: "Matrix Multiplication The Introduction. Look at the matrix sizes."— Presentation transcript:

1 Matrix Multiplication The Introduction

2 Look at the matrix sizes

3 Matrix Multiplication #1 325 -201 469 52 037 274 X 253840 -890 387786 =

4 Matrix Multiplication #2 35 -21 49 X 52 34 = 3026 -7 0 4744

5 2013 4526 53 -24 0 X 22151133 1220 618 -2 0-3 = Matrix Multiplication #3

6 Let’s Look Closer

7 Matrix Multiplication #1 325 -201 469 52 037 274 X 253840 -890 387786 =

8 Matrix Multiplication #1 325 -201 469 52 037 274 X 253840 -890 387786 =

9 Matrix Multiplication #2 35 -21 49 X 52 34 = 3026 -7 0 4744

10 Matrix Multiplication #2 35 -21 49 X 52 34 = 3026 -7 0 4744

11 2013 4526 53 -24 0 X 22151133 1220 618 -2 0-3 = Matrix Multiplication #3

12 2013 4526 53 -24 0 X 22151133 1220 618 -2 0-3 = Matrix Multiplication #3

13 Matrix Multiplication #4 325 -201 469 X 2013 4526

14 Matrix Multiplication Example 1

15 Matrix Multiplication 35 -21 49 X 52 34

16 Let’s Begin……….

17 Row 1 X Column 1 35 -21 49 X 52 34 3 x 5 + 5 x 3 = 30

18 Row 1 X Column 1 35 -21 49 X 52 34 3 x 5 + 5 x 3 = 30

19 Row 1 X Column 1 35 -21 49 X 52 34 = 30

20 Row 1 X Column 2 35 -21 49 X 52 34 3 x 2 + 5 x 4 = 26

21 Row 1 X Column 2 35 -21 49 X 52 34 3 x 2 + 5 x 4 = 26

22 Row 1 X Column 2 35 -21 49 X 52 34 = 3026

23 Row 2 X Column 1 35 -21 49 X 52 34 -2 x 5 + 1 x 3 = -7

24 Row 2 X Column 1 35 -21 49 X 52 34 -2 x 5 + 1 x 3 = -7

25 Row 2 X Column 1 35 -21 49 X 52 34 = 3026 -7

26 Row 2 X Column 2 35 -21 49 X 52 34 -2 x 2 + 1 x 4 = 0

27 Row 2 X Column 2 35 -21 49 X 52 34 -2 x 2 + 1 x 4 = 0

28 Row 2 X Column 2 35 -21 49 X 52 34 = 3026 -7 0

29 Row 3 X Column 1 35 -21 49 X 52 34 4 x 5 + 9 x 3 = 47

30 Row 3 X Column 1 35 -21 49 X 52 34 4 x 5 + 9 x 3 = 47

31 Row 3 X Column 1 35 -21 49 X 52 34 = 3026 -7 0 47

32 Row 3 X Column 2 35 -21 49 X 52 34 4 x 2 + 9 x 4 = 44

33 Row 3 X Column 2 35 -21 49 X 52 34 4 x 2 + 9 x 4 = 44

34 Row 3 X Column 2 35 -21 49 X 52 34 = 3026 -7 0 4744

35 A Quick Review

36 Row 1 X Column 1 35 -21 49 X 52 34 = 30

37 Row 1 X Column 2 35 -21 49 X 52 34 = 3026

38 Row 2 X Column 1 35 -21 49 X 52 34 = 3026 -7

39 Row 2 X Column 2 35 -21 49 X 52 34 = 3026 -7 0

40 Row 3 X Column 1 35 -21 49 X 52 34 = 3026 -7 0 47

41 Row 3 X Column 2 35 -21 49 X 52 34 = 3026 -7 0 4744

42 Matrix Multiplication 35 -21 49 X 52 34 = 3026 -7 0 4744

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