196
Matrices
To create a matrix
in the Matrix Editor
1. Press
S
MATRIX
to open the Matrix Catalog. The
Matrix catalog lists the 10 matrix variables,
M0
to
M9
.
2. Highlight the matrix variable name you want to use
and press
or
E
. Press
first if you want
to create a vector.
3. For each element in the matrix, type a number or an
expression, and press
E
.
For complex numbers
, enter each number in
complex form, that is,
(a, b)
, where
a
is the real part and
b
is the imaginary part. You can also enter them in the
form,
a
+
bi
.
4. Upon entry, the highlight moves to the next column in
the same row by default. Use the cursor keys to move
to a different row or column. You can change the
direction of the highlight bar by pressing
. The
menu key toggles between the following
options:
–
specifies that the cursor moves to the cell
below the current cell when you press
E
.
–
specifies that the cursor moves to the cell to
the right of the current cell when you press
E
.
–
specifies that the cursor stays in the current
cell when you press
E
.
5. When done, press
S
MATRIX
to see the Matrix
catalog, or press
H
to return to Home. The matrix
entries are automatically saved.
Matrices in the
Home view
You can enter and operate on matrices directly in the
Home view. The matrices you work on in the Home view
can be named or not.
1. Enter the vector or matrix on the edit line. Start and
end the vector or matrix with square brackets (the
shifted 5 and 6 keys). Start each row of a matrix with
square brackets as well.
2. Separate each element and each row with a comma.
Summary of Contents for 39gII
Page 1: ...HP 39gII graphing calculator user s guide Edition1 Part Number NW249 90001 ...
Page 2: ...Printing History Edition 1 November 201 1 ...
Page 32: ...22 Getting started ...
Page 58: ...48 Apps and their views ...
Page 70: ...60 Function app ...
Page 80: ...70 Solve app ...
Page 136: ...126 Polar app ...
Page 140: ...130 Sequence app ...
Page 148: ...138 Finance app ...
Page 152: ...142 Linear Solver app ...
Page 218: ...208 Matrices ...
Page 226: ...216 Notes and Info ...
Page 238: ...228 Variables and memory management ...
Page 318: ...308 Programming ...
Page 340: ...330 Reference information ...
Page 346: ...vi Product Regulatory Information ...