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24 .. #. getting started with arrays. |
24 .. #. getting started with arrays. |
25 .. #. accessing part of arrays. |
25 .. #. accessing part of arrays. |
26 |
26 |
27 |
27 |
28 .. Author : Anoop Jacob Thomas <anoop@fossee.in> |
28 .. Author : Anoop Jacob Thomas <anoop@fossee.in> |
29 Internal Reviewer : |
29 Internal Reviewer : Puneeth |
30 External Reviewer : |
30 External Reviewer : |
31 Checklist OK? : <put date stamp here, if OK> [2010-10-05] |
31 Language Reviewer : Bhanukiran |
|
32 Checklist OK? : <11-11-2010, Anand, OK> [2010-10-05] |
32 |
33 |
33 .. #[punch: please mark the exercises, using the syntax we decided upon.] |
34 .. #[punch: please mark the exercises, using the syntax we decided upon.] |
34 |
35 |
35 ======== |
36 ======== |
36 Matrices |
37 Matrices |
40 Welcome to the spoken tutorial on Matrices. |
41 Welcome to the spoken tutorial on Matrices. |
41 |
42 |
42 {{{ switch to next slide, outline slide }}} |
43 {{{ switch to next slide, outline slide }}} |
43 |
44 |
44 In this tutorial we will learn about matrices, creating matrices using |
45 In this tutorial we will learn about matrices, creating matrices using |
45 direct data, by converting a list and matrix operations. Finding |
46 direct data, converting a list and matrix operations. Finding |
46 inverse of a matrix, determinant of a matrix, eigen values and eigen |
47 inverse of a matrix, determinant of a matrix, eigen values and eigen |
47 vectors of a matrix, norm and singular value decomposition of |
48 vectors of a matrix, norm and singular value decomposition of |
48 matrices. |
49 matrices. |
49 |
50 |
50 {{{ creating a matrix }}} |
51 {{{ creating a matrix }}} |
57 |
58 |
58 |
59 |
59 .. #[Puneeth: don't use ``matrix``. Use ``array``. The whole script will |
60 .. #[Puneeth: don't use ``matrix``. Use ``array``. The whole script will |
60 .. have to be fixed.] |
61 .. have to be fixed.] |
61 |
62 |
62 Using the tuple ``m1.shape`` we can find out the shape or size of the |
63 Using the method ``shape`` we can find out the shape or size of the |
63 matrix, |
64 matrix, |
64 :: |
65 :: |
65 |
66 |
66 m1.shape |
67 m1.shape |
67 |
68 |