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- #!/usr/bin/python
- def mandelbrot(x, y, maxit):
- c = x + y*1j
- z = 0 + 0j
- it = 0
- while abs(z) < 2 and it < maxit:
- z = z**2 + c
- it += 1
- return it
- x1, x2 = -2.0, 1.0
- y1, y2 = -1.0, 1.0
- w, h = 150, 100
- maxit = 127
- import numpy
- C = numpy.zeros([h, w], dtype='i')
- dx = (x2 - x1) / w
- dy = (y2 - y1) / h
- for i in range(h):
- y = y1 + i * dy
- for j in range(w):
- x = x1 + j * dx
- C[i, j] = mandelbrot(x, y, maxit)
- from matplotlib import pyplot
- pyplot.imshow(C, aspect='equal')
- pyplot.spectral()
- pyplot.show()
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