Matrices In A Natural Display - Casio Fx-CG20 User Manual

Matrices in a Natural Display

The input mode, " Natural Display" provides a simple method for
calculations with matrices.
Entering Matrices
Access the Matrix template with: [ F4 ] ( MATH ) [ F1 ] ( MAT ) .
Selection of rows- ( m ) and number of columns ( n ) with [ F1 ] to [ F3 ]
and input the matrix entries using the Cursors.
The matirx can use the assignment arrow of a matrix variable,
e.g. Mat A, is assigned.
Edit the Matrix Entries
The matrix of the variables are assigned, and will be stored in the
matrix editor and can be edited.
[ F3 ] ( > MAT ) , Select Matrix, [ EXE ]
Calculations with Matrices in the Natural Display
Enter a command and the matrix or matrix variable.
Rref-command for Diagonalisation of Matrices
Call the Rref- command: [ OPTN ] [ F2 ] ( MAT ) [ F6 ] ( > ) [ F5 ] ( Rref )
Matrices in Natural Display
Inputing a Matrix: [ F4 ] [ F1 ]
•
• Storing variables in a Matrix: Matrix --> Mat Variable
• Calculator commands before the Matrix / Matrix variable
has been entered.
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