Casio fx-CG20 kModifying Matrices Using Matrix Commands, uTo display the matrix commands, uTo specify the CSV file delimiter symbol and decimal point, Mat, Mat, Lst, Dim

Important!

•When saving matrix data to a CSV file, some data is converted as described below.

-Complex number data: Only the real number part is extracted.

-Fraction data: Converted to calculation line format (Example: 2{3{4 → =2+3/4)

-'and π data: Converted to a decimal value (Example: '3 → 1.732050808)

uTo specify the CSV file delimiter symbol and decimal point

While the Matrix Editor is on the display, press 4(CSV)3(SET) to display the CSV format setting screen. Next, perform the procedure from step 3 under “Specifying the CSV File Delimiter Symbol and Decimal Point” (page 3-20).

kModifying Matrices Using Matrix Commands [OPTN]-[MAT]

uTo display the matrix commands

1. From the Main Menu, enter the Run-Matrixmode.

2. Press K to display the option menu.

3. Press 2(MAT) to display the matrix command menu.

The following describes only the matrix command menu items that are used for creating matrices and inputting matrix data.

•{Mat} ... {Mat command (matrix specification)}

•{Mat→Lst} ... {Mat→List command (assign contents of selected column to a list)}

•{Augment} ... {Augment command (link two matrices)}

•{Identity} ... {Identity command (identity matrix input)}

•{Dim} ... {Dim command (dimension check)}

•{Fill(} ... {Fill command (identical cell values)}

•You can also use !c(Mat) in place of K2(MAT)1(Mat).

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