Casio ALGEBRA FX 2.0 PLUS Function Manual page 37

Using the CAS (Computer Algebra System) Mode
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To create a 2 × 3 matrix, all of whose entries are X
Example
K2(MAT)c(CREATE)e(Fill)v,c,dw
u SubMat
Function: Extracts a specific section of a matrix into a new matrix.
Syntax: SubMat( Mat [, start row] [, start column] [, end row] [, end column] [ ) ]
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Example To extract the section from row 2, column 2 to row 3, column 3 from
the following matrix
1 2 3
4 5 6
7 8 9
K2(MAT)c(CREATE)f(SubMat)!+( [ )!+( [ )
b,c,d!-( ] )!+( [ )e,f,g
!-( ] )!+( [ )h,i,j!-( ] )
!-( ] ),c,c,d,dw
• If you do not specify an end row and column, all the entries from the start row/column to the
end of the matrix are extracted.
7-1-36
20010102
X X X
X X X
5 6
8 9