John Travis
Mississippi College
var('x,y')
init = vector([1,2]).column()
A = matrix([[0.9,0.1],[0.2,0.8]]).transpose()
stages = [init]
stage = init
G = point(init.transpose())
for k in range(5):
stage = A*stage
stages.append(stage)
G += point(stage.transpose())
show(stages)
G.show()
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