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To store a matrix
To display a matrix
Matrices
each row of a matrix with square brackets as well.
(For a pair of square brackets, press
Separate each element and each row with a comma
(
o
).
2. When you have finished entering the elements, press
. The vector or matrix is added to History
E
(with any expressions among the elements
evaluated).
3. Press
E
matrix.
You can store it a vector or matrix in a variable. You can
do this before it is added to History, or you can copy it
from History. When you've entered a vector or matrix in
the entry line or copied it from History to the entry line, tap
, enter a name for it and press
and matrix names variable names available to you are M0
through M9.
The screen at the left
shows the matrix
[[2.5,729],[16,2]
] being stored in M5.
Note that you can enter
an expression (like 5/2)
for an element of the
matrix, and it will be
evaluated.
The screen at the right
shows the vector
[66,33,11] being
stored in M6.
In Home view, enter the name of the vector or matrix and
press
. If the vector or matrix is empty, zero is
E
returned inside double square brackets.
to evaluate and display the vector or
Su
.)
E
. The vector
415
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