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Sharp EL-9900 User Manual

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Chapter 6: Advanced Graphing Features — Advanced Keyboard

Polar coordinate system

• The variable

θ is displayed in

the left end column.

• The columns

θ, R1 to R3 are

displayed on the first screen.

• Press

; ' to

horizontally scroll the table.

• The 10-digit value in the column where the cursor is currently

located is displayed on the bottom line of the screen.

• The cursor can be moved using

; ' { }.

• Non-input equation numbers and equations invalid for graphing

will not be displayed in the above table.

Sequential coordinate system

• The variable

n is displayed in

the left end column.

• Tables values u(

n), v(n), and

w (

n) are simultaneously

displayed.

• The 10-digit value in the column where the cursor is currently

located is displayed on the bottom line of the screen.

• The cursor can be moved using

; ' { }.

• Non-input equation numbers and equations invalid for graphing

will not be displayed in the above table.

Setting a table

• To display the table, press

T.

• Table setting allows you set how to input data for a table.

• Press

@ y to enter

the table setting screen.

• The cursor is initially located

at Auto, showing the variable

input method.

Auto:

Automatically creates a table based on the graph equations and

given TableStart and TableStep values.