Dragon curve

A dragon curve is a well-known recursively defined curve, similar in vein to the von Koch snowflake.

It can be formed by paper-folding methods and can be written as a Lindenmayer system with

• initial string FX,
• string rewriting rules
  • X X+YF+,
  • Y -FX-Y,
• angle 90°.

External links

• Dragon Curve -- from MathWorld
• Paperfolding and the Dragon curve

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