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graph (-0.05*(x-floor(x))^3 + 0.25*(x-floor(x))^2 - 0.7*(x-floor(x))+1) * 0.5^floor(x) from 0 to 2
graph (-0.05*(x-floor(x))^3 + 0.25*(x-floor(x))^2 - 0.7*(x-floor(x))+1) * 0.5^floor(x) from 0 to 2
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