http://www.wolframalpha.com/input/?i=PolarPlot[%281%2Bsin%28t%29%29*%281%2B0.9*cos%288t%29%29*%281%2B0.1*cos%2824t%29%29*%280.9%2B0.05*cos%28200t%29%29%2C{t%2C-Pi%2CPi}]
Хорошая функция, годная.
http://www.wolframalpha.com/input/?i=PolarPlot[%281%2Bsin%28t%29%29*%281%2B0.9*cos%288t%29%29*%281%2B0.1*cos%2824t%29%29*%280.9%2B0.05*cos%28200t%29%29%2C{t%2C-Pi%2CPi}]
Хорошая функция, годная.