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18 lines
388 B
Python
Executable file
18 lines
388 B
Python
Executable file
from matplotlib.pyplot import figure, show
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from numpy import arange, pi, cos, sin, pi
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from numpy.random import rand
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# unit area ellipse
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rx, ry = 3., 1.
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area = rx * ry * pi
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theta = arange(0, 2*pi+0.01, 0.1)
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verts = zip(rx/area*cos(theta), ry/area*sin(theta))
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x,y,s,c = rand(4, 30)
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s*= 10**2.
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fig = figure()
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ax = fig.add_subplot(111)
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ax.scatter(x,y,s,c,marker=None,verts =verts)
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show()
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