This is a python program to generate Mandelbrot-set
useage:
python mangen.py
(numpy & matplotlib are required)

If you want to change the size of the image or the other constants ,please change config.py

In this version, the converge function use the following method to check whether the series {An} is converge or not:
A(n+1)=A(n)^2 + A(1)
iterate 20 times & checkout whether there is a number's length is greater than 100(This method has many bugs)