Frames of coordinates

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You can define in MathGraph32 as many frames as desired.


To create a frame, use the tool or the menu Create - Frame.

If you want to create frame (O,I,J) simply click on O, I and J in that order.


It is possible to create a new figure with a frame.

For this use tool of the top toolbar.


Different sorts of frame are available :


A frame can be created with grid and dots at integer coordinates.


To modify a frame already created, use icon of the top toolbar (numerical object modification), select the frame in the listand click on button Modify or use icon

(figure protocol), select the frame in the list and click on modification icon  (you cal also double-click on the frame in the list).



When a new figure is created with a frame, radio boxes at the bottom of the dialog box allow the user to give scales to the axis.


A trigonometry scale is available to scale the x-axis with multiples of pi.

The scales on each half-axis can be moved with capture tool .


It is possible to add scales to the axis of a frame after the creation of the frame.


For this use icon of the calculations expandable bar (third starting from the button).


Two possibilities :