WXH-斐波那契数列.Koch曲线 动态的Von Koch分形曲线,中点法生成Sierpinski地毯 分形蝴蝶 -WXH-Fibonacci sequence. Koch curve dynamic Von Koch fractal curve, the mid-point method to generate fractal Sierpinski carpet Butterfly

分形(Fractal)是指具有自相似特性的现象、图像或者物理过程等。分形学诞生于1970年代中期，属于现代数学中的一个分支。-Fractal (Fractal) refers to the phenomenon of self-similar features, images, or physical processes. Fractal born in the mid-1970s, is a branch of modern mathematics.