How to create a function contains of two parametric functions X(t) and Y(t)
I'd like to draw something like this:
I thought it'd possible to make it in inkscape with using "Parametric Curves" extension. But it didn't work the way I expected. This is what i got:
I dont understand what am i doing wrong? How can i get a periodic function like in examples above?
Can you help with this problem?
Provide an answer of your own, or ask Alexandr for more information if necessary.