**Subject:** Mathematical Analysis.

**Explanation:** A polar curve with equation:
*r(a)=*exp*(4a)-2*cos*(4a)+*sin^{5}(a/12)

**Bibliography:** Any good book on calculus...

**Software:** Written directly in PostScript. See below.

**Printable copy:** PostScript file available here. The code contains comments.

All images are rendered using free software, and released under the GPL

*Last Update: 21 May 2005*

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