Description:
This is a polar function graph created by old function plot method in Origin9.1.
To use old function plot method, click the triangle button at the end of any toolbar and select Add or Remove buttons: Standard and check New Function. Then the old function plot button will be show in the standard toolbar.
Plot Details dialog will be opened automatically. In Function tab, type the following into the Y(x) edit box.
(sin(1.2*x))^2+(cos(6*x))^3