19990401
u
To input an identity matrix
[OPTN]
-
[MAT]
-
[Ident]
Use the Identity command to create an identity matrix.
Example 2 To create a 3
!
3 identity matrix as Matrix A
K
2
(MAT)
g
(Ident)
d
a
2
(MAT)
b
(Mat)
av
(A)
w
Number of rows/columns
u
To check the dimensions of a matrix
[OPTN]
-
[MAT]
-
[Dim]
Use the Dim command to check the dimensions of an existing matrix.
Example 3 To check the dimensions of Matrix A, which was input in
Example 1
K
2
(MAT)
c
(Dim)
2
(MAT)
b
(Mat)
av
(A)
w
The display shows that Matrix A consists of two rows and three columns.
You can also use {Dim} to specify the dimensions of the matrix.
Example 4 To specify dimensions of 2 rows and 3 columns for Matrix B
!
*
(
!
)
c,d
!
/
(
"
)
a
K
2
(MAT)
c
(Dim)
2
(MAT)
b
(Mat)
al
(B)
w
2-8-12
Matrix Calculations
Summary of Contents for ALGEBRA FX 2.0
Page 1: ... ALGEBRA FX 2 0 User s Guide ...
Page 19: ...19990401 ALGEBRA FX 2 0 ...
Page 26: ...19990401 1 1 Keys 1 1 1 Keys REPLAY COPY PASTE CAT CAL H COPY PRGM List Mat i ...
Page 122: ...19990401 ...
Page 280: ...19990401 ...
Page 310: ...19990401 ...
Page 358: ...19990401 8 8 2 Program Library egcw w ww w ...
Page 360: ...19990401 8 8 4 Program Library Example 1 Example 2 fw baw bf w fw baw ca w ...
Page 362: ...19990401 8 8 6 Program Library ...
Page 364: ...19990401 8 8 8 Program Library dw fcde wfcde wfcde fcde w daw w ...
Page 366: ...19990401 8 8 10 Program Library b awaw bwaw aw9d w ...
Page 423: ...19981001 MEMO ...
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